diff --git a/.github/workflows/deploy-pages.yml b/.github/workflows/deploy-pages.yml
index 84f906cc..a9791117 100644
--- a/.github/workflows/deploy-pages.yml
+++ b/.github/workflows/deploy-pages.yml
@@ -24,7 +24,7 @@ concurrency:
 
 jobs:
   deploy:
-    if: ! contains(env.PR_TITLE, 'no-deploy')
+    if: ${{ !contains(env.PR_TITLE, 'no-deploy') }}
     environment:
       name: github-pages
       url: ${{ steps.deployment.outputs.page_url }}