diff --git a/.github/workflows/buildapp.yml b/.github/workflows/buildapp.yml
index 51bde59f..28e32c76 100644
--- a/.github/workflows/buildapp.yml
+++ b/.github/workflows/buildapp.yml
@@ -53,7 +53,7 @@ jobs:
         pip install .
         # Install custom wheels to workaround various problems, see App/CustomWheels/README.md
         pip install --upgrade App/CustomWheels/lxml-4.5.0-cp37-cp37m-macosx_10_9_x86_64.whl
-        pip install --upgrade App/CustomWheels/uharfbuzz-0.8.0-cp37-cp37m-macosx_10_9_x86_64.whl
+        pip install --upgrade App/CustomWheels/uharfbuzz-0.10.0-cp37-cp37m-macosx_10_9_x86_64.whl
 
     - name: Run Tests
       run: |
diff --git a/App/CustomWheels/uharfbuzz-0.10.0-cp37-cp37m-macosx_10_9_x86_64.whl b/App/CustomWheels/uharfbuzz-0.10.0-cp37-cp37m-macosx_10_9_x86_64.whl
new file mode 100644
index 00000000..01d5de37
Binary files /dev/null and b/App/CustomWheels/uharfbuzz-0.10.0-cp37-cp37m-macosx_10_9_x86_64.whl differ
diff --git a/App/CustomWheels/uharfbuzz-0.8.0-cp37-cp37m-macosx_10_9_x86_64.whl b/App/CustomWheels/uharfbuzz-0.8.0-cp37-cp37m-macosx_10_9_x86_64.whl
deleted file mode 100644
index 15d12315..00000000
Binary files a/App/CustomWheels/uharfbuzz-0.8.0-cp37-cp37m-macosx_10_9_x86_64.whl and /dev/null differ