diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ac02b2e..f754fae 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -4,6 +4,7 @@ on:
   push:
     branches:
       - '5.x'
+      - '5.3'
   pull_request:
 permissions:
   contents: read