diff --git a/.github/workflows/php.yml b/.github/workflows/php.yml
index 2819ca0b31fa107a5128e3b86b6be244bddfd40a..09028475e1b0cc79b9070df3338237d812824e82 100644
--- a/.github/workflows/php.yml
+++ b/.github/workflows/php.yml
@@ -4,7 +4,7 @@ on:
   push:
     branches: [ '**' ]
   pull_request:
-    branches: [ master, release-* ]
+    branches: [ master, simplesamlphp-* ]
 
 jobs:
   basic-tests: