diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index f7466b90..ab0aede4 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -23,4 +23,7 @@ jobs:
         python3 -c "import toml; toml.load(open('apps.toml'))"
     - name: Check all working apps have consistent app id / app url and categories
       run: |
-        python3 tools/catalog_linter.py
+        ./tools/catalog_linter.py
+    - name: Check the generation of the app catalog
+      run: |
+        ./tools/list_builder.py