diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ee0a56c9d..0cb35b47b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -60,6 +60,9 @@ jobs:
       - name: Install dependencies
         run: composer --verbose install
 
+      - name: Validate composer.json structure
+        run: composer normalize --dry-run
+
       - name: Override Drupal version to dev for testing dev releases
         if: matrix.drupal-release == 'dev'
         run: |