diff --git a/.github/workflows/post-release.yml b/.github/workflows/post-release.yml
index a76697b7..e42192d2 100644
--- a/.github/workflows/post-release.yml
+++ b/.github/workflows/post-release.yml
@@ -45,7 +45,7 @@ jobs:
         needs: build-docker-image
         strategy:
             matrix:
-                php_version: [ "7.4", "8.0", "8.1", "8.2" ]
+                php_version: [ '7.4', '8.0', '8.1', '8.2' ]
         steps:
             # https://github.com/actions/checkout
             -   name: Checkout codebase