diff --git a/.github/workflows/debug_mac_arm.yml b/.github/workflows/debug_mac_arm.yml
new file mode 100644
index 00000000000..b66c41e9b2c
--- /dev/null
+++ b/.github/workflows/debug_mac_arm.yml
@@ -0,0 +1,26 @@
+name: C/C++ debug arm macos
+
+on:
+  push:
+    branches:
+      - pr1
+
+jobs:
+  build:
+
+    runs-on: macos-14
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: build deps & slicer
+      run: ./BuildMacOS.sh -ia
+    - name: Upload artifact
+      uses: actions/upload-artifact@v1.0.0
+      with:
+        name: nightly_macos_arm_debug.dmg
+        path: build/${{ github.event.repository.name }}.dmg
+    - name: Upload artifact
+      uses: actions/upload-artifact@v1.0.0
+      with:
+        name: nightly_arm_macos.tar
+        path: build/${{ github.event.repository.name }}.tar
diff --git a/deps/TIFF/TIFF.cmake b/deps/TIFF/TIFF.cmake
index d8ef178b182..3948239fb30 100644
--- a/deps/TIFF/TIFF.cmake
+++ b/deps/TIFF/TIFF.cmake
@@ -6,7 +6,7 @@ if (APPLE)
     if (${CMAKE_OSX_ARCHITECTURES} MATCHES "arm")
         prusaslicer_add_cmake_project(TIFF
             URL https://gitlab.com/libtiff/libtiff/-/archive/v4.3.0/libtiff-v4.3.0.zip
-            URL_HASH SHA256=a1db6826ea1b8b08eaf168973abb29b8a143fb744c1b24cc6967cb12f5e6e81f
+            URL_HASH SHA256=4fca1b582c88319f3ad6ecd5b46320eadaf5eb4ef6f6c32d44caaae4a03d0726
             DEPENDS ${ZLIB_PKG} ${PNG_PKG} dep_JPEG
             CMAKE_ARGS
                 -Dlzma:BOOL=OFF