diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9d070b265..a120d7cb0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -66,4 +66,6 @@ jobs:
     - run: yarn install
     - run: yarn run build
     - run: yarn run build:types:packages
+    - name: Show diff
+      run: git diff --submodule | cat
     - run: NODE_OPTIONS=--max_old_space_size=9216 yarn run validate:types:packages