diff --git a/.github/workflows/validate_modified_targets.yml b/.github/workflows/validate_modified_targets.yml
index bb244511..37e2eb01 100644
--- a/.github/workflows/validate_modified_targets.yml
+++ b/.github/workflows/validate_modified_targets.yml
@@ -82,6 +82,11 @@ jobs:
           echo -e ">>> Changed targets: \n$(echo $CHANGED | tr ',' '\n')"
           echo "changed_targets=$CHANGED" >> "$GITHUB_OUTPUT"
 
+      - name: Validate remote manifest against local schema
+        if: steps.discover-modified.outputs.changed_targets != ''
+        run: |
+          poetry run pytest tests/test_manifest.py::test_validate_manifest_against_local_schema
+
       # --- The rest of the steps below are unchanged ---
 
       - name: Validate modified targets