diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
deleted file mode 100644
index fca7eb7..0000000
--- a/.gitlab-ci.yml
+++ /dev/null
@@ -1,115 +0,0 @@
-before_script:
-  - which git || (apt-get update -qq && apt-get install --no-install-recommends -qqqy git)
-  - git config --global url."https://gitlab-ci-token:${CI_JOB_TOKEN}@gitlab.com/".insteadOf "git@gitlab.com:"
-  - git config --global url."https://gitlab-ci-token:${CI_JOB_TOKEN}@gitlab.com/".insteadOf "https://gitlab.com/" --add
-  - |
-      julia -e '
-      using Pkg
-      Pkg.Registry.add(
-        RegistrySpec(url = "https://github.com/JuliaRegistries/General.git")
-      )
-      Pkg.Registry.add(
-        RegistrySpec(url = "https://gitlab.com/tensors4fields/tensors4fieldsregistry.git")
-      )'
-
-variables:
-  CI_JULIA_CACHE_DIR: ${CI_PROJECT_DIR}/julia_pkg
-  JULIA_DEPOT_PATH: ${CI_JULIA_CACHE_DIR}
-cache:
-  key:
-    files:
-      - Project.toml
-      - docs/Project.toml
-    prefix: ${CI_JOB_NAME}
-  paths:
-    - ${CI_JULIA_CACHE_DIR}
-
-.script:
-  script:
-    - |
-      julia --project=@. -e '
-        using Pkg
-        Pkg.build()
-        Pkg.test(coverage=true)'
-.coverage:
-  coverage: /Test coverage (\d+\.\d+%)/
-  after_script:
-    - |
-      julia -e '
-        using Pkg
-        Pkg.add("Coverage")
-        using Coverage
-        c, t = get_summary(process_folder())
-        using Printf
-        @printf "Test coverage %.2f%%\n" 100c / t'
-Julia test:
-  image: julia:${JULIA_VERSION}
-  extends:
-    - .script
-    - .coverage
-  parallel:
-    matrix:
-      - JULIA_VERSION:
-        - "1.10"
-        - "1.6"
-
-.doctest:
-  script:
-    - |
-      julia --project=docs -e '
-        using Pkg
-        Pkg.develop(PackageSpec(path=pwd()))
-        Pkg.instantiate()
-        using Documenter: doctest
-        using TCIAlgorithms
-        doctest(TCIAlgorithms)
-        include("docs/make.jl")'
-doctest:
-  image: julia:1.6
-  extends:
-    - .doctest
-pages:
-  image: julia:1.6
-  stage: deploy
-  extends:
-    - .doctest
-  after_script:
-    - mkdir -p public
-    - mv docs/build public/dev
-  artifacts:
-    paths:
-      - public
-  only:
-    - main
-
-CompatHelper:
-  image: julia:1 # Set to the Julia version you want to use
-  rules:
-    - if: $CI_PIPELINE_SOURCE == "schedule"
-  script:
-    - |
-      julia --color=yes -e "
-        import Pkg;
-        name = \"CompatHelper\";
-        uuid = \"aa819f21-2bde-4658-8897-bab36330d9b7\";
-        version = \"3\";
-        Pkg.add(; name, uuid, version)"
-    - |
-      julia --color=yes -e "
-        import CompatHelper;
-        CompatHelper.main(;use_existing_registries=true)"
-
-JuliaFormatter:
-  image: julia:1 # Set to the Julia version you want to use
-  script:
-    - |
-      julia --color=yes -e "
-        import Pkg;
-        name = \"JuliaFormatter\";
-        uuid = \"98e50ef6-434e-11e9-1051-2b60c6c9e899\";
-        version = \"1\";
-        Pkg.add(; name, uuid, version)"
-    - |
-      julia --color=yes -e "
-        import JuliaFormatter;
-        @assert(JuliaFormatter.format(\".\", verbose=true))"
diff --git a/Project.toml b/Project.toml
index 5407657..cb96d7e 100644
--- a/Project.toml
+++ b/Project.toml
@@ -4,43 +4,39 @@ authors = ["Hiroshi Shinaoka <h.shinaoka@gmail.com> and contributors"]
 version = "0.4.7"
 
 [deps]
-Coverage = "a2441757-f6aa-5fb2-8edb-039e3f45d037"
-CoverageTools = "c36e975a-824b-4404-a568-ef97ca766997"
 Distributed = "8ba89e20-285c-5b6f-9357-94700520ee1b"
 EllipsisNotation = "da5c29d0-fa7d-589e-88eb-ea29b0a81949"
 FastMPOContractions = "f6e391d2-8ffa-4d7a-98cd-7e70024481ca"
 ITensors = "9136182c-28ba-11e9-034c-db9fb085ebd5"
 LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
-LocalCoverage = "5f6e1e16-694c-5876-87ef-16b5274f298e"
 OrderedCollections = "bac558e1-5e72-5ebc-8fee-abe8a469f55d"
 Quantics = "87f76fb3-a40a-40c9-a63c-29fcfe7b7547"
-QuanticsGrids = "634c7f73-3e90-4749-a1bd-001b8efc642d"
-SpecialFunctions = "276daf66-3868-5448-9aa4-cd146d93841b"
 TCIITensorConversion = "9f0aa9f4-9415-4e6a-8795-331ebf40aa04"
 TensorCrossInterpolation = "b261b2ec-6378-4871-b32e-9173bb050604"
 
 [compat]
-Coverage = "1"
-CoverageTools = "1"
+Aqua = "0.8.9"
 EllipsisNotation = "1"
 FastMPOContractions = "0.2.2"
 HubbardAtoms = "0.1.0"
 ITensors = "0.6"
-LocalCoverage = "0.8"
+JET = "0.9.12"
 OrderedCollections = "1"
 Quantics = "0.3"
-QuanticsGrids = "0.3.1"
-SpecialFunctions = "2"
+QuanticsGrids = "0.3.2"
+SparseIR = "1.0.19"
 TCIITensorConversion = "0.1"
 TensorCrossInterpolation = "0.9.7"
-julia = "1.6"
+julia = "1.10"
 
 [extras]
+Aqua = "4c88cf16-eb10-579e-8560-4a9242c79595"
 HubbardAtoms = "4f3da25b-ea28-4d4f-a81f-380d3f5e56a6"
+JET = "c3a54625-cd67-489e-a8e7-0a5a0ff4e31b"
 QuanticsGrids = "634c7f73-3e90-4749-a1bd-001b8efc642d"
 Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
 SparseIR = "4fe2279e-80f0-4adb-8463-ee114ff56b7d"
 Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 
 [targets]
-test = ["Test", "Random", "QuanticsGrids", "SparseIR", "HubbardAtoms"]
+test = ["Aqua", "JET", "Test", "Random", "QuanticsGrids", "SparseIR", "HubbardAtoms"]
diff --git a/test/codequality_tests.jl b/test/codequality_tests.jl
new file mode 100644
index 0000000..58dd01a
--- /dev/null
+++ b/test/codequality_tests.jl
@@ -0,0 +1,14 @@
+using Test
+using Aqua
+using JET
+using TCIAlgorithms
+
+@testset "Aqua.jl" begin
+    Aqua.test_all(TCIAlgorithms; deps_compat=false)
+end
+
+#=
+@testset "JET.jl" begin
+    JET.test_package(TCIAlgorithms; target_defined_modules=true)
+end
+=#
diff --git a/test/runtests.jl b/test/runtests.jl
index c62ef2a..6341d15 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -13,6 +13,7 @@ if nworkers() < MAX_WORKERS
     addprocs(max(0, MAX_WORKERS - nworkers()))
 end
 
+include("codequality_tests.jl")
 include("_util.jl")
 
 include("util_tests.jl")