diff --git a/.github/workflows/review-po-prs.yml b/.github/workflows/review-po-prs.yml
index 703fab3d16..f9d20ef8c2 100644
--- a/.github/workflows/review-po-prs.yml
+++ b/.github/workflows/review-po-prs.yml
@@ -5,7 +5,7 @@ on:
     types: [opened, reopened, synchronize, ready_for_review]
     branches:
       - develop
-      - "version-??-hotfix"
+      - "version-[0-9][0-9]-hotfix"
     paths:
       - "**/*.po"