diff --git a/.azure.yml b/.azure.yml
index 719a75ef..a2365a3e 100644
--- a/.azure.yml
+++ b/.azure.yml
@@ -93,7 +93,7 @@ jobs:
 - job: macOS
   timeoutInMinutes: 120
   pool:
-    vmImage: 'macOS-10.13'
+    vmImage: 'macOS-10.14'
 
   steps:
   - checkout: self # represents the repo where the initial Pipelines YAML file was found