diff --git a/.github/workflows/cmake-single-platform.yml b/.github/workflows/cmake-single-platform.yml
index b28e4a6..24ba1af 100644
--- a/.github/workflows/cmake-single-platform.yml
+++ b/.github/workflows/cmake-single-platform.yml
@@ -41,5 +41,5 @@ jobs:
       run: ./vtkdiff --help
     - name: Coverage
       working-directory: ${{github.workspace}}/build
-      run: pipx run gcovr -r ${{github.workspace}}
+      run: pipx run gcovr -r ${{github.workspace}} --exclude ${{github.workspace}}/build/_deps