diff --git a/.github/workflows/flex-update.yml b/.github/workflows/flex-update.yml
index dbbd37d..37f0dde 100644
--- a/.github/workflows/flex-update.yml
+++ b/.github/workflows/flex-update.yml
@@ -10,7 +10,18 @@ defaults:
     shell: bash
 
 jobs:
-  call-flex-update:
-    uses: symfony/recipes/.github/workflows/callable-flex-update.yml@main
-    with:
-      contrib: true
\ No newline at end of file
+  flex-update:
+    name: Update Flex endpoint
+    runs-on: Ubuntu-20.04
+    steps:
+      -
+        name: Update Flex endpoint
+        uses: symfony/recipes/.github/workflows/callable-flex-update.yml@main
+        with:
+          contrib: true
+      -
+        name: Duplicate index.json into main branch
+        run: |
+          git checkout origin/main/flex index.json
+          git commit -m 'Update Flex endpoint' || true
+          git push origin main
\ No newline at end of file