diff --git a/.github/workflows/XmsCore-CI.yaml b/.github/workflows/XmsCore-CI.yaml
index 829129c2..51b6d4ea 100644
--- a/.github/workflows/XmsCore-CI.yaml
+++ b/.github/workflows/XmsCore-CI.yaml
@@ -1,6 +1,10 @@
 name: XmsCore-6.0
 
-on: [push, pull_request]
+on: 
+  push:
+  pull_request:
+  schedule:
+    - cron: "0 12 * * 1"
 
 jobs:
   # ----------------------------------------------------------------------------------------------
@@ -45,7 +49,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        platform: [macos-latest]
+        platform: [macos-13]
         python-version: ['3.10']
         build_type: [Release, Debug]
 
@@ -72,7 +76,11 @@ jobs:
       PYTHON_TARGET_VERSION: ${{ matrix.python-version }}
       RELEASE_PYTHON: 'False'
 
-    steps:
+    steps:      
+      # Get Correct Version of Xcode
+      - uses: maxim-lobanov/setup-xcode@v1
+        with:
+          xcode-version: 14.3.1
       # Checkout Sources
       - name: Checkout Source
         uses: actions/checkout@v2