diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 824e3bf..dde1bd7 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,5 +1,8 @@
 name: CI
-on: push
+on:
+  push:
+    branches:
+    - '!release'
 jobs:
   ci:
     runs-on: ubuntu-latest