diff --git a/.github/workflows/test-package.yml b/.github/workflows/test-package.yml
index b3bf578..cf3d650 100644
--- a/.github/workflows/test-package.yml
+++ b/.github/workflows/test-package.yml
@@ -4,7 +4,7 @@
   push:
     branches: [master]
   pull_request:
-    branches: [master, null_safety]
+    branches: [master]
   schedule:
     - cron: "0 0 * * 0"