diff --git a/workflow-templates/appstore-build-publish.yml b/workflow-templates/appstore-build-publish.yml
index 944491f0..32811d94 100644
--- a/workflow-templates/appstore-build-publish.yml
+++ b/workflow-templates/appstore-build-publish.yml
@@ -83,7 +83,7 @@ jobs:
         if: steps.check_composer.outputs.files_exists == 'true'
         run: |
           cd ${{ env.APP_NAME }}
-          composer install --no-dev
+          composer install --no-dev --classmap-authoritative
 
       - name: Build ${{ env.APP_NAME }}
         # Skip if no package.json