diff --git a/.github/workflows/ccpp_mac_arm.yml b/.github/workflows/ccpp_mac_arm.yml
index 4c2ec279c..495896ff7 100644
--- a/.github/workflows/ccpp_mac_arm.yml
+++ b/.github/workflows/ccpp_mac_arm.yml
@@ -13,7 +13,7 @@ jobs:
     steps:
     - uses: actions/checkout@v2
       with:
-        ref: 'debug_macos'
+        ref: 'Nigthly'
     - name: build deps & slicer
       run: ./BuildMacOS.sh -ia
     - name: Upload artifact
diff --git a/.github/workflows/ccpp_mac_arm_rc.yml b/.github/workflows/ccpp_mac_arm_rc.yml
new file mode 100644
index 000000000..05f575b06
--- /dev/null
+++ b/.github/workflows/ccpp_mac_arm_rc.yml
@@ -0,0 +1,28 @@
+name: C/C++ debug arm macos
+
+on:
+  push:
+    branches:
+      - rc
+
+jobs:
+  build:
+
+    runs-on: macos-11
+    
+    steps:
+    - uses: actions/checkout@v2
+      with:
+        ref: 'rc'
+    - name: build deps & slicer
+      run: ./BuildMacOS.sh -ia
+    - name: Upload artifact
+      uses: actions/upload-artifact@v1.0.0
+      with:
+        name: nightly_macos_arm_debug.dmg
+        path: build/${{ github.event.repository.name }}.dmg
+    - name: Upload artifact
+      uses: actions/upload-artifact@v1.0.0
+      with:
+        name: nightly_arm_macos.tar
+        path: build/${{ github.event.repository.name }}.tar