diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index b14005e..88458e3 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -47,7 +47,7 @@ jobs:
 
   - job: llvm_macos
     pool:
-      vmImage: 'macOS-10.13'
+      vmImage: 'macOS-10.14'
     strategy:
       matrix:
         LLVM4: