diff --git a/AppImageBuilder.yml b/AppImageBuilder.yml
index f21c054..04bc3c0 100644
--- a/AppImageBuilder.yml
+++ b/AppImageBuilder.yml
@@ -11,7 +11,7 @@ AppDir:
   app_info:
     id: org.appimage-crafters.trackplot
     name: trackplot
-    version: 0.3.7
+    version: 0.3.8
     # Set the python executable as entry point
     exec: "bin/python3"
     # Set the application main script path as argument. Use '$@' to forward CLI parameters
diff --git a/Pipfile b/Pipfile
index 56e6c3d..b2078f4 100644
--- a/Pipfile
+++ b/Pipfile
@@ -4,67 +4,67 @@ verify_ssl = false
 name = "pip_conf_index_global"
 
 [packages]
-adjusttext = "==0.7.3"
-asciitree = "==0.3.3"
-blinker = "==1.7.0"
-blosc2 = "==2.0.0"
-cairocffi = "==1.6.1"
-certifi = "==2023.11.17"
-cffi = "==1.16.0"
-charset-normalizer = "==3.3.2"
-click-option-group = "==0.5.6"
-click = "==8.1.7"
-colorama = "==0.4.6"
-contourpy = "==1.1.1"
-cooler = "==0.9.3"
-cycler = "==0.12.1"
-cython = "==3.0.5"
-cytoolz = "==0.12.2"
-dill = "==0.3.7"
-filetype = "==1.2.0"
-flask = "==2.3.3"
-fonttools = "==4.45.1"
-h5py = "==3.10.0"
-hicmatrix = "==15"
+adjusttext = ">=0.7.3"
+asciitree = ">=0.3.3"
+blinker = ">=1.7.0"
+blosc2 = ">=2.0.0"
+cairocffi = ">=1.6.1"
+certifi = ">=2023.11.17"
+cffi = ">=1.16.0"
+charset-normalizer = ">=3.3.2"
+click-option-group = ">=0.5.6"
+click = ">=8.1.7"
+colorama = ">=0.4.6"
+contourpy = ">=1.1.1"
+cooler = ">=0.9.3"
+cycler = ">=0.12.1"
+cython = ">=3.0.5"
+cytoolz = ">=0.12.2"
+dill = ">=0.3.7"
+filetype = ">=1.2.0"
+flask = ">=2.3.3"
+fonttools = ">=4.45.1"
+h5py = ">=3.10.0"
+hicmatrix = ">=15"
 idna = "*"
-importlib-metadata = "==6.8.0"
-importlib-resources = "==6.1.1"
-intervaltree = "==3.1.0"
-itsdangerous = "==2.1.2"
+importlib-metadata = ">=6.8.0"
+importlib-resources = ">=6.1.1"
+intervaltree = ">=3.1.0"
+itsdangerous = ">=2.1.2"
 jinja2 = "*"
-kiwisolver = "==1.4.5"
-loguru = "==0.6.0"
-markupsafe = "==2.1.3"
-matplotlib = "==3.7.4"
-msgpack = "==1.0.7"
-multiprocess = "==0.70.15"
-numexpr = "==2.8.6"
-numpy = "==1.24.4"
-packaging = "==23.2"
-pandas = "==1.5.3"
+kiwisolver = ">=1.4.5"
+loguru = ">=0.6.0"
+markupsafe = ">=2.1.3"
+matplotlib = ">=3.7.4"
+msgpack = ">=1.0.7"
+multiprocess = ">=0.70.15"
+numexpr = ">=2.8.6"
+numpy = ">=1.24.4"
+packaging = ">=23.2"
+pandas = ">=1.5.3"
 pillow = "*"
-py-cpuinfo = "==9.0.0"
-pybigwig = "==0.3.22"
-pycparser = "==2.21"
-pyfaidx = "==0.7.2.2"
-pyparsing = "==3.1.1"
-pysam = "==0.21.0"
-python-dateutil = "==2.8.2"
-pytz = "==2023.3.post1"
-pyyaml = "==6.0.1"
-requests = "==2.31.0"
-scipy = "==1.10.1"
-seaborn = "==0.12.2"
-simplejson = "==3.19.2"
-six = "==1.16.0"
-sortedcontainers = "==2.4.0"
-tables = "==3.8.0"
-toolz = "==0.12.0"
-urllib3 = "==2.1.0"
+py-cpuinfo = ">=9.0.0"
+pybigwig = ">=0.3.22"
+pycparser = ">=2.21"
+pyfaidx = ">=0.7.2.2"
+pyparsing = ">=3.1.1"
+pysam = ">=0.21.0"
+python-dateutil = ">=2.8.2"
+pytz = ">=2023.3.post1"
+pyyaml = ">=6.0.1"
+requests = ">=2.32.0"
+scipy = ">=1.10.1"
+seaborn = ">=0.12.2"
+simplejson = ">=3.19.2"
+six = ">=1.16.0"
+sortedcontainers = ">=2.4.0"
+tables = ">=3.8.0"
+toolz = ">=0.12.0"
+urllib3 = ">=2.1.0"
 werkzeug = "*"
-win32-setctime = "==1.1.0"
-xmltodict = "==0.13.0"
-zipp = "==3.17.0"
+win32-setctime = ">=1.1.0"
+xmltodict = ">=0.13.0"
+zipp = ">=3.17.0"
 
 [dev-packages]
 
diff --git a/example/density_list.tsv b/example/density_list.tsv
index 678db65..8687318 100644
--- a/example/density_list.tsv
+++ b/example/density_list.tsv
@@ -6,4 +6,3 @@ example/bams/3.bam bam  3bam    blue
 example/bams/sc.bam bam sc	red	frf	1000000
 example/bams/sc.bam bam sc1	blue	frf	1000000
 example/depth.bgz   depth   depth
-example/bedgraph/ENCFF260QGF_lung_filter.bedgraph.gz bedgraph bedgraph
diff --git a/poetry.lock b/poetry.lock
index 62481d6..47f6e76 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 1.8.2 and should not be changed by hand.
+# This file is automatically @generated by Poetry 1.8.3 and should not be changed by hand.
 
 [[package]]
 name = "adjusttext"
@@ -36,13 +36,13 @@ reference = "mirrors"
 
 [[package]]
 name = "blinker"
-version = "1.8.1"
+version = "1.8.2"
 description = "Fast, simple object-to-object and broadcast signaling"
 optional = false
 python-versions = ">=3.8"
 files = [
-    {file = "blinker-1.8.1-py3-none-any.whl", hash = "sha256:5f1cdeff423b77c31b89de0565cd03e5275a03028f44b2b15f912632a58cced6"},
-    {file = "blinker-1.8.1.tar.gz", hash = "sha256:da44ec748222dcd0105ef975eed946da197d5bdf8bafb6aa92f5bc89da63fa25"},
+    {file = "blinker-1.8.2-py3-none-any.whl", hash = "sha256:1779309f71bf239144b9399d06ae925637cf6634cf6bd131104184531bf67c01"},
+    {file = "blinker-1.8.2.tar.gz", hash = "sha256:8f77b09d3bf7c795e969e9486f39c2c5e9c39d4ee07424be2bc594ece9642d83"},
 ]
 
 [package.source]
@@ -438,13 +438,13 @@ reference = "mirrors"
 
 [[package]]
 name = "cooler"
-version = "0.9.3"
+version = "0.10.0"
 description = "Sparse binary format for genomic interaction matrices."
 optional = false
-python-versions = ">=3.6"
+python-versions = ">=3.8"
 files = [
-    {file = "cooler-0.9.3-py3-none-any.whl", hash = "sha256:a52584e8df0f2ff7187f03cfee2dc4d94d85c5c17dcd90c91c946b7c7532441c"},
-    {file = "cooler-0.9.3.tar.gz", hash = "sha256:21eee066d6fa30185cd21b0ead94beb341a9fb974bd3190ee22627424a040b63"},
+    {file = "cooler-0.10.0-py3-none-any.whl", hash = "sha256:2f778364165743a1140a14b20ef660296703c11437bbebd47c9231fb639f31de"},
+    {file = "cooler-0.10.0.tar.gz", hash = "sha256:09526f71263a49273a8bec72948027d08aa66da89b785e4d517e61ad174b3531"},
 ]
 
 [package.dependencies]
@@ -454,15 +454,15 @@ cytoolz = "*"
 h5py = ">=2.5"
 multiprocess = "*"
 numpy = ">=1.9"
-pandas = ">1.0"
+pandas = ">1.5"
 pyfaidx = "*"
 pyyaml = "*"
 scipy = ">=0.16"
 simplejson = "*"
 
 [package.extras]
-complete = ["biopython", "dask[array,dataframe]", "ipytree (>=0.2.2)", "ipywidgets (>=8.0.0)", "matplotlib", "psutil", "pypairix", "pysam"]
-dev = ["cooler[complete,test]"]
+all = ["biopython", "dask[array,dataframe]", "ipytree (>=0.2.2)", "ipywidgets (>=8.0.0)", "matplotlib", "psutil", "pypairix", "pysam"]
+dev = ["biopython", "coverage[toml]", "dask[array,dataframe]", "ipytree (>=0.2.2)", "ipywidgets (>=8.0.0)", "isort", "matplotlib", "pre-commit", "psutil", "pypairix", "pysam", "pytest", "pytest-cov", "ruff"]
 docs = ["autodocsumm", "m2r", "recommonmark", "sphinx (>=1.6)", "sphinx-autobuild", "sphinx-rtd-theme"]
 test = ["coverage[toml]", "isort", "pytest", "pytest-cov", "ruff"]
 
@@ -753,53 +753,53 @@ reference = "mirrors"
 
 [[package]]
 name = "fonttools"
-version = "4.51.0"
+version = "4.52.4"
 description = "Tools to manipulate font files"
 optional = false
 python-versions = ">=3.8"
 files = [
-    {file = "fonttools-4.51.0-cp310-cp310-macosx_10_9_universal2.whl", hash = "sha256:84d7751f4468dd8cdd03ddada18b8b0857a5beec80bce9f435742abc9a851a74"},
-    {file = "fonttools-4.51.0-cp310-cp310-macosx_10_9_x86_64.whl", hash = "sha256:8b4850fa2ef2cfbc1d1f689bc159ef0f45d8d83298c1425838095bf53ef46308"},
-    {file = "fonttools-4.51.0-cp310-cp310-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:b5b48a1121117047d82695d276c2af2ee3a24ffe0f502ed581acc2673ecf1037"},
-    {file = "fonttools-4.51.0-cp310-cp310-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:180194c7fe60c989bb627d7ed5011f2bef1c4d36ecf3ec64daec8302f1ae0716"},
-    {file = "fonttools-4.51.0-cp310-cp310-musllinux_1_1_aarch64.whl", hash = "sha256:96a48e137c36be55e68845fc4284533bda2980f8d6f835e26bca79d7e2006438"},
-    {file = "fonttools-4.51.0-cp310-cp310-musllinux_1_1_x86_64.whl", hash = "sha256:806e7912c32a657fa39d2d6eb1d3012d35f841387c8fc6cf349ed70b7c340039"},
-    {file = "fonttools-4.51.0-cp310-cp310-win32.whl", hash = "sha256:32b17504696f605e9e960647c5f64b35704782a502cc26a37b800b4d69ff3c77"},
-    {file = "fonttools-4.51.0-cp310-cp310-win_amd64.whl", hash = "sha256:c7e91abdfae1b5c9e3a543f48ce96013f9a08c6c9668f1e6be0beabf0a569c1b"},
-    {file = "fonttools-4.51.0-cp311-cp311-macosx_10_9_universal2.whl", hash = "sha256:a8feca65bab31479d795b0d16c9a9852902e3a3c0630678efb0b2b7941ea9c74"},
-    {file = "fonttools-4.51.0-cp311-cp311-macosx_10_9_x86_64.whl", hash = "sha256:8ac27f436e8af7779f0bb4d5425aa3535270494d3bc5459ed27de3f03151e4c2"},
-    {file = "fonttools-4.51.0-cp311-cp311-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:0e19bd9e9964a09cd2433a4b100ca7f34e34731e0758e13ba9a1ed6e5468cc0f"},
-    {file = "fonttools-4.51.0-cp311-cp311-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:b2b92381f37b39ba2fc98c3a45a9d6383bfc9916a87d66ccb6553f7bdd129097"},
-    {file = "fonttools-4.51.0-cp311-cp311-musllinux_1_1_aarch64.whl", hash = "sha256:5f6bc991d1610f5c3bbe997b0233cbc234b8e82fa99fc0b2932dc1ca5e5afec0"},
-    {file = "fonttools-4.51.0-cp311-cp311-musllinux_1_1_x86_64.whl", hash = "sha256:9696fe9f3f0c32e9a321d5268208a7cc9205a52f99b89479d1b035ed54c923f1"},
-    {file = "fonttools-4.51.0-cp311-cp311-win32.whl", hash = "sha256:3bee3f3bd9fa1d5ee616ccfd13b27ca605c2b4270e45715bd2883e9504735034"},
-    {file = "fonttools-4.51.0-cp311-cp311-win_amd64.whl", hash = "sha256:0f08c901d3866a8905363619e3741c33f0a83a680d92a9f0e575985c2634fcc1"},
-    {file = "fonttools-4.51.0-cp312-cp312-macosx_10_9_universal2.whl", hash = "sha256:4060acc2bfa2d8e98117828a238889f13b6f69d59f4f2d5857eece5277b829ba"},
-    {file = "fonttools-4.51.0-cp312-cp312-macosx_10_9_x86_64.whl", hash = "sha256:1250e818b5f8a679ad79660855528120a8f0288f8f30ec88b83db51515411fcc"},
-    {file = "fonttools-4.51.0-cp312-cp312-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:76f1777d8b3386479ffb4a282e74318e730014d86ce60f016908d9801af9ca2a"},
-    {file = "fonttools-4.51.0-cp312-cp312-manylinux_2_5_x86_64.manylinux1_x86_64.manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:8b5ad456813d93b9c4b7ee55302208db2b45324315129d85275c01f5cb7e61a2"},
-    {file = "fonttools-4.51.0-cp312-cp312-musllinux_1_1_aarch64.whl", hash = "sha256:68b3fb7775a923be73e739f92f7e8a72725fd333eab24834041365d2278c3671"},
-    {file = "fonttools-4.51.0-cp312-cp312-musllinux_1_1_x86_64.whl", hash = "sha256:8e2f1a4499e3b5ee82c19b5ee57f0294673125c65b0a1ff3764ea1f9db2f9ef5"},
-    {file = "fonttools-4.51.0-cp312-cp312-win32.whl", hash = "sha256:278e50f6b003c6aed19bae2242b364e575bcb16304b53f2b64f6551b9c000e15"},
-    {file = "fonttools-4.51.0-cp312-cp312-win_amd64.whl", hash = "sha256:b3c61423f22165541b9403ee39874dcae84cd57a9078b82e1dce8cb06b07fa2e"},
-    {file = "fonttools-4.51.0-cp38-cp38-macosx_10_9_universal2.whl", hash = "sha256:1621ee57da887c17312acc4b0e7ac30d3a4fb0fec6174b2e3754a74c26bbed1e"},
-    {file = "fonttools-4.51.0-cp38-cp38-macosx_10_9_x86_64.whl", hash = "sha256:e9d9298be7a05bb4801f558522adbe2feea1b0b103d5294ebf24a92dd49b78e5"},
-    {file = "fonttools-4.51.0-cp38-cp38-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:ee1af4be1c5afe4c96ca23badd368d8dc75f611887fb0c0dac9f71ee5d6f110e"},
-    {file = "fonttools-4.51.0-cp38-cp38-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:c18b49adc721a7d0b8dfe7c3130c89b8704baf599fb396396d07d4aa69b824a1"},
-    {file = "fonttools-4.51.0-cp38-cp38-musllinux_1_1_aarch64.whl", hash = "sha256:de7c29bdbdd35811f14493ffd2534b88f0ce1b9065316433b22d63ca1cd21f14"},
-    {file = "fonttools-4.51.0-cp38-cp38-musllinux_1_1_x86_64.whl", hash = "sha256:cadf4e12a608ef1d13e039864f484c8a968840afa0258b0b843a0556497ea9ed"},
-    {file = "fonttools-4.51.0-cp38-cp38-win32.whl", hash = "sha256:aefa011207ed36cd280babfaa8510b8176f1a77261833e895a9d96e57e44802f"},
-    {file = "fonttools-4.51.0-cp38-cp38-win_amd64.whl", hash = "sha256:865a58b6e60b0938874af0968cd0553bcd88e0b2cb6e588727117bd099eef836"},
-    {file = "fonttools-4.51.0-cp39-cp39-macosx_10_9_universal2.whl", hash = "sha256:60a3409c9112aec02d5fb546f557bca6efa773dcb32ac147c6baf5f742e6258b"},
-    {file = "fonttools-4.51.0-cp39-cp39-macosx_10_9_x86_64.whl", hash = "sha256:f7e89853d8bea103c8e3514b9f9dc86b5b4120afb4583b57eb10dfa5afbe0936"},
-    {file = "fonttools-4.51.0-cp39-cp39-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:56fc244f2585d6c00b9bcc59e6593e646cf095a96fe68d62cd4da53dd1287b55"},
-    {file = "fonttools-4.51.0-cp39-cp39-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:0d145976194a5242fdd22df18a1b451481a88071feadf251221af110ca8f00ce"},
-    {file = "fonttools-4.51.0-cp39-cp39-musllinux_1_1_aarch64.whl", hash = "sha256:c5b8cab0c137ca229433570151b5c1fc6af212680b58b15abd797dcdd9dd5051"},
-    {file = "fonttools-4.51.0-cp39-cp39-musllinux_1_1_x86_64.whl", hash = "sha256:54dcf21a2f2d06ded676e3c3f9f74b2bafded3a8ff12f0983160b13e9f2fb4a7"},
-    {file = "fonttools-4.51.0-cp39-cp39-win32.whl", hash = "sha256:0118ef998a0699a96c7b28457f15546815015a2710a1b23a7bf6c1be60c01636"},
-    {file = "fonttools-4.51.0-cp39-cp39-win_amd64.whl", hash = "sha256:599bdb75e220241cedc6faebfafedd7670335d2e29620d207dd0378a4e9ccc5a"},
-    {file = "fonttools-4.51.0-py3-none-any.whl", hash = "sha256:15c94eeef6b095831067f72c825eb0e2d48bb4cea0647c1b05c981ecba2bf39f"},
-    {file = "fonttools-4.51.0.tar.gz", hash = "sha256:dc0673361331566d7a663d7ce0f6fdcbfbdc1f59c6e3ed1165ad7202ca183c68"},
+    {file = "fonttools-4.52.4-cp310-cp310-macosx_10_9_universal2.whl", hash = "sha256:fb8cd6559f0ae3a8f5e146f80ab2a90ad0325a759be8d48ee82758a0b89fa0aa"},
+    {file = "fonttools-4.52.4-cp310-cp310-macosx_11_0_arm64.whl", hash = "sha256:5ecb88318ff249bd2a715e7aec36774ce7ae3441128007ef72a39a60601f4a8f"},
+    {file = "fonttools-4.52.4-cp310-cp310-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:b9a22cf1adaae7b2ba2ed7d8651a4193a4f348744925b4b740e6b38a94599c5b"},
+    {file = "fonttools-4.52.4-cp310-cp310-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:8873d6edd1dae5c088dd3d61c9fd4dd80c827c486fa224d368233e7f33dc98af"},
+    {file = "fonttools-4.52.4-cp310-cp310-musllinux_1_2_aarch64.whl", hash = "sha256:73ba38b98c012957940a04d9eb5439b42565ac892bba8cfc32e10d88e73921fe"},
+    {file = "fonttools-4.52.4-cp310-cp310-musllinux_1_2_x86_64.whl", hash = "sha256:9725687db3c1cef13c0f40b380c3c15bea0113f4d0231b204d58edd5f2a53d90"},
+    {file = "fonttools-4.52.4-cp310-cp310-win32.whl", hash = "sha256:9180775c9535389a665cae7c5282f8e07754beabf59b66aeba7f6bfeb32a3652"},
+    {file = "fonttools-4.52.4-cp310-cp310-win_amd64.whl", hash = "sha256:46cc5d06ee05fd239c45d7935aaffd060ee773a88b97e901df50478247472643"},
+    {file = "fonttools-4.52.4-cp311-cp311-macosx_10_9_universal2.whl", hash = "sha256:d272c7e173c3085308345ccc7fb2ad6ce7f415d777791dd6ce4e8140e354d09c"},
+    {file = "fonttools-4.52.4-cp311-cp311-macosx_11_0_arm64.whl", hash = "sha256:21921e5855c399d10ddfc373538b425cabcf8b3258720b51450909e108896450"},
+    {file = "fonttools-4.52.4-cp311-cp311-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:52f6001814ec5e0c961cabe89642f7e8d7e07892b565057aa526569b9ebb711c"},
+    {file = "fonttools-4.52.4-cp311-cp311-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:4b0b9eb0f55dce9c7278ad4175f1cbaed23b799dce5ecc20e3213da241584140"},
+    {file = "fonttools-4.52.4-cp311-cp311-musllinux_1_2_aarch64.whl", hash = "sha256:70d87f2099006304d33438bdaa5101953b7e22e23a93b1c7b7ed0f32ff44b423"},
+    {file = "fonttools-4.52.4-cp311-cp311-musllinux_1_2_x86_64.whl", hash = "sha256:e176249292eccd89f81d39f514f2b5e8c75dfc9cef8653bdc3021d06697e9eff"},
+    {file = "fonttools-4.52.4-cp311-cp311-win32.whl", hash = "sha256:bb7d206fa5ba6e082ba5d5e1b7107731029fc3a55c71c48de65121710d817986"},
+    {file = "fonttools-4.52.4-cp311-cp311-win_amd64.whl", hash = "sha256:346d08ff92e577b2dc5a0c228487667d23fe2da35a8b9a8bba22c2b6ba8be21c"},
+    {file = "fonttools-4.52.4-cp312-cp312-macosx_10_9_universal2.whl", hash = "sha256:d2cc7906bc0afdd2689aaf88b910307333b1f936262d1d98f25dbf8a5eb2e829"},
+    {file = "fonttools-4.52.4-cp312-cp312-macosx_11_0_arm64.whl", hash = "sha256:00d9abf4b400f98fb895566eb298f60432b4b29048e3dc02807427b09a06604e"},
+    {file = "fonttools-4.52.4-cp312-cp312-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:4b419207e53db1599b3d385afd4bca6692c219d53732890d0814a2593104d0e2"},
+    {file = "fonttools-4.52.4-cp312-cp312-manylinux_2_5_x86_64.manylinux1_x86_64.manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:cf694159528022daa71b1777cb6ec9e0ebbdd29859f3e9c845826cafaef4ca29"},
+    {file = "fonttools-4.52.4-cp312-cp312-musllinux_1_2_aarch64.whl", hash = "sha256:9a5d1b0475050056d2e3bc378014f2ea2230e8ae434eeac8dfb182aa8efaf642"},
+    {file = "fonttools-4.52.4-cp312-cp312-musllinux_1_2_x86_64.whl", hash = "sha256:4c3ad89204c2d7f419436f1d6fde681b070c5e20b888beb57ccf92f640628cc9"},
+    {file = "fonttools-4.52.4-cp312-cp312-win32.whl", hash = "sha256:1dc626de4b204d025d029e646bae8fdbf5acd9217158283a567f4b523fda3bae"},
+    {file = "fonttools-4.52.4-cp312-cp312-win_amd64.whl", hash = "sha256:309b617942041073ffa96090d320b99d75648ed16e0c67fb1aa7788e06c834de"},
+    {file = "fonttools-4.52.4-cp38-cp38-macosx_10_9_universal2.whl", hash = "sha256:8b186cd6b8844f6cf04a7e0a174bc3649d3deddbfc10dc59846a4381f796d348"},
+    {file = "fonttools-4.52.4-cp38-cp38-macosx_11_0_arm64.whl", hash = "sha256:9ed23a03b7d9f0e29ca0679eafe5152aeccb0580312a3fc36f0662e178b4791b"},
+    {file = "fonttools-4.52.4-cp38-cp38-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:89b53386214197bd5b3e3c753895bad691de84726ced3c222a59cde1dd12d57b"},
+    {file = "fonttools-4.52.4-cp38-cp38-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:7467161f1eed557dbcec152d5ee95540200b1935709fa73307da16bc0b7ca361"},
+    {file = "fonttools-4.52.4-cp38-cp38-musllinux_1_2_aarch64.whl", hash = "sha256:b4cba644e2515d685d4ee3ca2fbb5d53930a0e9ec2cf332ed704dc341b145878"},
+    {file = "fonttools-4.52.4-cp38-cp38-musllinux_1_2_x86_64.whl", hash = "sha256:890e7a657574610330e42dd1e38d3b9e0a8cb0eff3da080f80995460a256d3dd"},
+    {file = "fonttools-4.52.4-cp38-cp38-win32.whl", hash = "sha256:7dccf4666f716e5e0753f0fa28dad2f4431154c87747bc781c838b8a5dca990e"},
+    {file = "fonttools-4.52.4-cp38-cp38-win_amd64.whl", hash = "sha256:a791f002d1b717268235cfae7e4957b7fd132e92e2c5400e521bf191f1b3a9a5"},
+    {file = "fonttools-4.52.4-cp39-cp39-macosx_10_9_universal2.whl", hash = "sha256:05e4291db6af66f466a203d9922e4c1d3e18ef16868f76f10b00e2c3b9814df2"},
+    {file = "fonttools-4.52.4-cp39-cp39-macosx_11_0_arm64.whl", hash = "sha256:a64e72d2c144630e017ac9c1c416ddf8ac43bef9a083bf81fe08c0695f0baa95"},
+    {file = "fonttools-4.52.4-cp39-cp39-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:ebb183ed8b789cece0bd6363121913fb6da4034af89a2fa5408e42a1592889a8"},
+    {file = "fonttools-4.52.4-cp39-cp39-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:a4daf2751a98c69d9620717826ed6c5743b662ef0ae7bb33dc6c205425e48eba"},
+    {file = "fonttools-4.52.4-cp39-cp39-musllinux_1_2_aarch64.whl", hash = "sha256:15efb2ba4b8c2d012ee0bb7a850c2e4780c530cc83ec8e843b2a97f8b3a5fd4b"},
+    {file = "fonttools-4.52.4-cp39-cp39-musllinux_1_2_x86_64.whl", hash = "sha256:35af630404223273f1d7acd4761f399131c62820366f53eac029337069f5826a"},
+    {file = "fonttools-4.52.4-cp39-cp39-win32.whl", hash = "sha256:d0184aa88865339d96f7f452e8c5b621186ef7638744d78bf9b775d67e206819"},
+    {file = "fonttools-4.52.4-cp39-cp39-win_amd64.whl", hash = "sha256:e03dae26084bb3632b4a77b1cd0419159d2226911aff6dc4c7e3058df68648c6"},
+    {file = "fonttools-4.52.4-py3-none-any.whl", hash = "sha256:95e8a5975d08d0b624a14eec0f987e204ad81b480e24c5436af99170054434b8"},
+    {file = "fonttools-4.52.4.tar.gz", hash = "sha256:859399b7adc8ac067be8e5c80ef4bb2faddff97e9b40896a9de75606a43d0469"},
 ]
 
 [package.extras]
@@ -1869,13 +1869,13 @@ reference = "mirrors"
 
 [[package]]
 name = "requests"
-version = "2.31.0"
+version = "2.32.2"
 description = "Python HTTP for Humans."
 optional = false
-python-versions = ">=3.7"
+python-versions = ">=3.8"
 files = [
-    {file = "requests-2.31.0-py3-none-any.whl", hash = "sha256:58cd2187c01e70e6e26505bca751777aa9f2ee0b7f4300988b709f44e013003f"},
-    {file = "requests-2.31.0.tar.gz", hash = "sha256:942c5a758f98d790eaed1a29cb6eefc7ffb0d1cf7af05c3d2791656dbd6ad1e1"},
+    {file = "requests-2.32.2-py3-none-any.whl", hash = "sha256:fc06670dd0ed212426dfeb94fc1b983d917c4f9847c863f313c9dfaaffb7c23c"},
+    {file = "requests-2.32.2.tar.gz", hash = "sha256:dd951ff5ecf3e3b3aa26b40703ba77495dab41da839ae72ef3c8e5d8e2433289"},
 ]
 
 [package.dependencies]
@@ -1964,19 +1964,18 @@ reference = "mirrors"
 
 [[package]]
 name = "setuptools"
-version = "69.5.1"
+version = "70.0.0"
 description = "Easily download, build, install, upgrade, and uninstall Python packages"
 optional = false
 python-versions = ">=3.8"
 files = [
-    {file = "setuptools-69.5.1-py3-none-any.whl", hash = "sha256:c636ac361bc47580504644275c9ad802c50415c7522212252c033bd15f301f32"},
-    {file = "setuptools-69.5.1.tar.gz", hash = "sha256:6c1fccdac05a97e598fb0ae3bbed5904ccb317337a51139dcd51453611bbb987"},
+    {file = "setuptools-70.0.0-py3-none-any.whl", hash = "sha256:54faa7f2e8d2d11bcd2c07bed282eef1046b5c080d1c32add737d7b5817b1ad4"},
+    {file = "setuptools-70.0.0.tar.gz", hash = "sha256:f211a66637b8fa059bb28183da127d4e86396c991a942b028c6650d4319c3fd0"},
 ]
 
 [package.extras]
-docs = ["furo", "jaraco.packaging (>=9.3)", "jaraco.tidelift (>=1.4)", "pygments-github-lexers (==0.0.5)", "rst.linker (>=1.9)", "sphinx (>=3.5)", "sphinx-favicon", "sphinx-inline-tabs", "sphinx-lint", "sphinx-notfound-page (>=1,<2)", "sphinx-reredirects", "sphinxcontrib-towncrier"]
-testing = ["build[virtualenv]", "filelock (>=3.4.0)", "importlib-metadata", "ini2toml[lite] (>=0.9)", "jaraco.develop (>=7.21)", "jaraco.envs (>=2.2)", "jaraco.path (>=3.2.0)", "mypy (==1.9)", "packaging (>=23.2)", "pip (>=19.1)", "pytest (>=6,!=8.1.1)", "pytest-checkdocs (>=2.4)", "pytest-cov", "pytest-enabler (>=2.2)", "pytest-home (>=0.5)", "pytest-mypy", "pytest-perf", "pytest-ruff (>=0.2.1)", "pytest-timeout", "pytest-xdist (>=3)", "tomli", "tomli-w (>=1.0.0)", "virtualenv (>=13.0.0)", "wheel"]
-testing-integration = ["build[virtualenv] (>=1.0.3)", "filelock (>=3.4.0)", "jaraco.envs (>=2.2)", "jaraco.path (>=3.2.0)", "packaging (>=23.2)", "pytest", "pytest-enabler", "pytest-xdist", "tomli", "virtualenv (>=13.0.0)", "wheel"]
+docs = ["furo", "jaraco.packaging (>=9.3)", "jaraco.tidelift (>=1.4)", "pygments-github-lexers (==0.0.5)", "pyproject-hooks (!=1.1)", "rst.linker (>=1.9)", "sphinx (>=3.5)", "sphinx-favicon", "sphinx-inline-tabs", "sphinx-lint", "sphinx-notfound-page (>=1,<2)", "sphinx-reredirects", "sphinxcontrib-towncrier"]
+testing = ["build[virtualenv] (>=1.0.3)", "filelock (>=3.4.0)", "importlib-metadata", "ini2toml[lite] (>=0.14)", "jaraco.develop (>=7.21)", "jaraco.envs (>=2.2)", "jaraco.path (>=3.2.0)", "mypy (==1.9)", "packaging (>=23.2)", "pip (>=19.1)", "pyproject-hooks (!=1.1)", "pytest (>=6,!=8.1.1)", "pytest-checkdocs (>=2.4)", "pytest-cov", "pytest-enabler (>=2.2)", "pytest-home (>=0.5)", "pytest-mypy", "pytest-perf", "pytest-ruff (>=0.2.1)", "pytest-subprocess", "pytest-timeout", "pytest-xdist (>=3)", "tomli", "tomli-w (>=1.0.0)", "virtualenv (>=13.0.0)", "wheel"]
 
 [package.source]
 type = "legacy"
@@ -2266,18 +2265,18 @@ reference = "mirrors"
 
 [[package]]
 name = "zipp"
-version = "3.18.1"
+version = "3.19.0"
 description = "Backport of pathlib-compatible object wrapper for zip files"
 optional = false
 python-versions = ">=3.8"
 files = [
-    {file = "zipp-3.18.1-py3-none-any.whl", hash = "sha256:206f5a15f2af3dbaee80769fb7dc6f249695e940acca08dfb2a4769fe61e538b"},
-    {file = "zipp-3.18.1.tar.gz", hash = "sha256:2884ed22e7d8961de1c9a05142eb69a247f120291bc0206a00a7642f09b5b715"},
+    {file = "zipp-3.19.0-py3-none-any.whl", hash = "sha256:96dc6ad62f1441bcaccef23b274ec471518daf4fbbc580341204936a5a3dddec"},
+    {file = "zipp-3.19.0.tar.gz", hash = "sha256:952df858fb3164426c976d9338d3961e8e8b3758e2e059e0f754b8c4262625ee"},
 ]
 
 [package.extras]
 docs = ["furo", "jaraco.packaging (>=9.3)", "jaraco.tidelift (>=1.4)", "rst.linker (>=1.9)", "sphinx (>=3.5)", "sphinx-lint"]
-testing = ["big-O", "jaraco.functools", "jaraco.itertools", "more-itertools", "pytest (>=6)", "pytest-checkdocs (>=2.4)", "pytest-cov", "pytest-enabler (>=2.2)", "pytest-ignore-flaky", "pytest-mypy", "pytest-ruff (>=0.2.1)"]
+testing = ["big-O", "jaraco.functools", "jaraco.itertools", "jaraco.test", "more-itertools", "pytest (>=6,!=8.1.*)", "pytest-checkdocs (>=2.4)", "pytest-cov", "pytest-enabler (>=2.2)", "pytest-ignore-flaky", "pytest-mypy", "pytest-ruff (>=0.2.1)"]
 
 [package.source]
 type = "legacy"
diff --git a/pyproject.toml b/pyproject.toml
index 6b7539c..b9243c0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "trackplot"
-version = "0.3.7"
+version = "0.3.8"
 description = "The trackplot is a tool for visualizing various next-generation sequencing (NGS) data, including DNA-seq, RNA-seq, single-cell RNA-seq and full-length sequencing datasets. https://sashimi.readthedocs.io/"
 authors = ["ygidtu <ygidtu@gmail.com>"]
 license = "BSD-3"
diff --git a/requirements.txt b/requirements.txt
index 123e85b..2c32072 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 adjusttext==0.7.3 ; python_version >= "3.8" and python_version < "3.12"
 asciitree==0.3.3 ; python_version >= "3.8" and python_version < "3.12"
-blinker==1.8.1 ; python_version >= "3.8" and python_version < "3.12"
+blinker==1.8.2 ; python_version >= "3.8" and python_version < "3.12"
 blosc2==2.0.0 ; python_version >= "3.8" and python_version < "3.12"
 cairocffi==1.7.0 ; python_version >= "3.8" and python_version < "3.12"
 certifi==2024.2.2 ; python_version >= "3.8" and python_version < "3.12"
@@ -10,14 +10,14 @@ click-option-group==0.5.6 ; python_version >= "3.8" and python_version < "3.12"
 click==8.1.7 ; python_version >= "3.8" and python_version < "3.12"
 colorama==0.4.6 ; python_version >= "3.8" and python_version < "3.12" and (platform_system == "Windows" or sys_platform == "win32")
 contourpy==1.1.1 ; python_version >= "3.8" and python_version < "3.12"
-cooler==0.9.3 ; python_version >= "3.8" and python_version < "3.12"
+cooler==0.10.0 ; python_version >= "3.8" and python_version < "3.12"
 cycler==0.12.1 ; python_version >= "3.8" and python_version < "3.12"
 cython==3.0.10 ; python_version >= "3.8" and python_version < "3.12"
 cytoolz==0.12.3 ; python_version >= "3.8" and python_version < "3.12"
 dill==0.3.8 ; python_version >= "3.8" and python_version < "3.12"
 filetype==1.2.0 ; python_version >= "3.8" and python_version < "3.12"
 flask==2.3.3 ; python_version >= "3.8" and python_version < "3.12"
-fonttools==4.51.0 ; python_version >= "3.8" and python_version < "3.12"
+fonttools==4.52.4 ; python_version >= "3.8" and python_version < "3.12"
 h5py==3.11.0 ; python_version >= "3.8" and python_version < "3.12"
 hicmatrix==15 ; python_version >= "3.8" and python_version < "3.12"
 idna==3.7 ; python_version >= "3.8" and python_version < "3.12"
@@ -46,10 +46,10 @@ pysam==0.21.0 ; python_version >= "3.8" and python_version < "3.12"
 python-dateutil==2.9.0.post0 ; python_version >= "3.8" and python_version < "3.12"
 pytz==2024.1 ; python_version >= "3.8" and python_version < "3.12"
 pyyaml==6.0.1 ; python_version >= "3.8" and python_version < "3.12"
-requests==2.31.0 ; python_version >= "3.8" and python_version < "3.12"
+requests==2.32.2 ; python_version >= "3.8" and python_version < "3.12"
 scipy==1.10.1 ; python_version >= "3.8" and python_version < "3.12"
 seaborn==0.12.2 ; python_version >= "3.8" and python_version < "3.12"
-setuptools==69.5.1 ; python_version >= "3.8" and python_version < "3.12"
+setuptools==70.0.0 ; python_version >= "3.8" and python_version < "3.12"
 simplejson==3.19.2 ; python_version >= "3.8" and python_version < "3.12"
 six==1.16.0 ; python_version >= "3.8" and python_version < "3.12"
 sortedcontainers==2.4.0 ; python_version >= "3.8" and python_version < "3.12"
@@ -59,4 +59,4 @@ urllib3==2.2.1 ; python_version >= "3.8" and python_version < "3.12"
 werkzeug==3.0.3 ; python_version >= "3.8" and python_version < "3.12"
 win32-setctime==1.1.0 ; python_version >= "3.8" and python_version < "3.12" and sys_platform == "win32"
 xmltodict==0.13.0 ; python_version >= "3.8" and python_version < "3.12"
-zipp==3.18.1 ; python_version >= "3.8" and python_version < "3.12"
+zipp==3.19.0 ; python_version >= "3.8" and python_version < "3.12"
diff --git a/trackplot/plot.py b/trackplot/plot.py
index 6fb6396..758eeef 100644
--- a/trackplot/plot.py
+++ b/trackplot/plot.py
@@ -29,7 +29,7 @@
 faulthandler.enable()
 
 
-__version__ = "0.3.7"
+__version__ = "0.3.8"
 __author__ = "ygidtu & Ran Zhou"
 __email__ = "ygidtu@gmail.com"
 
@@ -1210,6 +1210,11 @@ def plot(self,
             if p.type == "density":
                 if isinstance(p.obj[0], Depth):
                     for key, readDepth in p.obj[0].data.items():
+                        temp_params = self.params.get(p, {})
+
+                        if "y_label" not in temp_params:
+                            temp_params["y_label"] = key
+
                         plot_density(
                             ax=ax_var,
                             data=readDepth,
@@ -1220,8 +1225,7 @@ def plot(self,
                             distance_between_label_axis=distance_between_label_axis,
                             raster=raster,
                             fill_step=fill_step,
-                            y_label=key,
-                            **self.params.get(p, {})
+                            **temp_params
                         )
                         curr_idx += 1
                         ax_var = plt.subplot(gs[curr_idx, 0])
diff --git a/trackplot/plot_func.py b/trackplot/plot_func.py
index b2dfda2..4ef75aa 100644
--- a/trackplot/plot_func.py
+++ b/trackplot/plot_func.py
@@ -807,8 +807,7 @@ def plot_density(
                 jxn_numbers.append(t)
 
         try:
-            adjust_text(jxn_numbers, force_text=0.2, arrowprops=dict(arrowstyle="-", color='black', lw=1),
-                        autoalign="y")
+            adjust_text(jxn_numbers, force_text=(0.2, 0.2), arrowprops=dict(arrowstyle="-", color='black', lw=1))
         except IndexError as err:
             logger.debug(err)
 
@@ -1366,6 +1365,9 @@ def plot_motif(ax: mpl.axes.Axes,
         graph_coords = init_graph_coords(region)
 
     # 在原始坐标轴上画motif
+    if not data:
+        logger.info("there is no any motif information to plot")
+        return
     ymin, ymax, xmin, xmax = 0, 0, \
                              graph_coords[min(data.keys()) - region.start], \
                              graph_coords[max(data.keys()) - region.start] + (1 + width) / 2
diff --git a/web/package.json b/web/package.json
index b3731f9..182f243 100644
--- a/web/package.json
+++ b/web/package.json
@@ -1,7 +1,7 @@
 {
   "name": "trackplot",
   "private": true,
-  "version": "0.3.7",
+  "version": "0.3.8",
   "type": "module",
   "scripts": {
     "dev": "vite",