diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8a279ef0f..7b87fa8e3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1,6 +1,11 @@
 name: Build and test symengine
-on: [push, pull_request]
-
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - master
 jobs:
   build:
     runs-on: ${{ matrix.OS }}
@@ -115,7 +120,7 @@ jobs:
 
           # Release build (latest pre-release of LLVM)
           - BUILD_TYPE: Release
-            OS: ubuntu-20.04
+            OS: ubuntu-24.04
             CC: clang
             WITH_LLVM: "LATEST"
             EXTRA_APT_REPOSITORY: 'deb http://apt.llvm.org/focal/ llvm-toolchain-focal main'
@@ -299,3 +304,13 @@ jobs:
       if: matrix.MSYSTEM == ''
       run: |
         source bin/test_symengine_unix.sh
+
+  check:
+    if: always()
+    needs: build
+    runs-on: ubuntu-latest
+    steps:
+      - name: Decide whether the needed jobs succeeded or failed
+        uses: re-actors/alls-green@release/v1
+        with:
+          jobs: ${{ toJSON(needs) }}
\ No newline at end of file