diff --git a/blueprints/review-apps-guide.html.md b/blueprints/review-apps-guide.html.md
index 8405cf94ca..d19fa2f413 100644
--- a/blueprints/review-apps-guide.html.md
+++ b/blueprints/review-apps-guide.html.md
@@ -161,5 +161,5 @@ Once you have your secrets and environment variables set in GitHub, add each of
         id: deploy
         uses: superfly/fly-pr-review-apps@1.2.0
         with:
-          secrets: FOOBAR={{ secrets.FOOBAR }} SOME_API_KEY={{ secrets.SOME_API_KEY}}
+          secrets: FOOBAR=${{ secrets.FOOBAR }} SOME_API_KEY=${{ secrets.SOME_API_KEY}}
 ```