diff --git a/.github/actions/0_setup/action.yml b/.github/actions/0_setup/action.yml
index c999b7d76..a0e8c13fa 100644
--- a/.github/actions/0_setup/action.yml
+++ b/.github/actions/0_setup/action.yml
@@ -5,6 +5,7 @@ inputs:
   mac-certificate:
     description: 'MacOS Certificate'
     required: false
+    default: ''
   mac-certificate-pssw:
     description: 'MacOS Certificate Password'
     required: false
@@ -14,8 +15,9 @@ runs:
   steps:
     - name: Setup MSVC
       uses: ilammy/msvc-dev-cmd@v1
-    - name: Try
-      if: ${{ runner.os  == 'macOS' }}
-      shell: bash
-      run: |
-        echo "Hello World ${{ inputs.runner-os }}"
+    - name: Set CodeSign Certificate macOS
+      if: ${{ runner.os  == 'macOS' && inputs.mac-certificate != ''}} 
+      uses: apple-actions/import-codesign-certs@v2
+      with:
+        p12-file-base64: ${{ inputs.mac-certificate }}
+        p12-password: ${{ inputs.mac-certificate-pssw }}
diff --git a/.github/workflows/BuildMeshLab.yml b/.github/workflows/BuildMeshLab.yml
index 162e77066..e84670c65 100644
--- a/.github/workflows/BuildMeshLab.yml
+++ b/.github/workflows/BuildMeshLab.yml
@@ -27,12 +27,6 @@ jobs:
       with:
         mac-certificate: $MAC_CERT
         mac-certificate-pssw: $MAC_CERT_PSSW
-    - name: Set CodeSign Certificate macOS
-      if: runner.os == 'macOS' && env.MAC_CERT != null
-      uses: apple-actions/import-codesign-certs@v2
-      with:
-        p12-file-base64: ${{ secrets.MACOS_CERTIFICATE }}
-        p12-password: ${{ secrets.MACOS_CERTIFICATE_PSSW }}
     - name: Set CodeSign Certificate Windows
       if: runner.os == 'Windows' && env.WIN_CERT != null
       run: |