diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index f6f7c246..76ca6078 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -17,6 +17,9 @@ jobs:
       - name: Install Doxypypy
         run: sudo pip install doxypypy
         shell: bash
+      - name: Check what's wrong with the Doxypypy installation
+        run: doxypypy
+        shell: bash
       - name: Doxygen Deploy Action
         uses: DenverCoder1/doxygen-github-pages-action@v1.3.1
         with: