diff --git a/.github/workflows/ci-snapshot.yml b/.github/workflows/ci-snapshot.yml
index 92496aac..74ed09a8 100644
--- a/.github/workflows/ci-snapshot.yml
+++ b/.github/workflows/ci-snapshot.yml
@@ -5,6 +5,7 @@ on:
   push:
     branches:
       - main
+      - '*.x'
 
 jobs:
   build-snapshot: