diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d41b0e5ad..b9464cd9e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -413,7 +413,7 @@ jobs:
         # capture coverage info
         vers="${CC#*-}"
         lcov --directory build/ --capture --output-file coverage.info --gcov-tool /usr/bin/gcov-${vers}
-        lcov --remove coverage.info '/usr/*' "${HOME}"'/.cache/*' ${{ github.workspace }}'/llvm-project/*' --output-file coverage.info
+        lcov --remove coverage.info '/usr/*' "${HOME}"'/.cache/*' ${{ github.workspace }}'/llvm-project/*' ${{ github.workspace }}'/unittests/*' --output-file coverage.info
         # output coverage data for debugging (optional)
         lcov --list coverage.info