diff --git a/script/vsts/platforms/macos.yml b/script/vsts/platforms/macos.yml
index c99a20db2..575c8daed 100644
--- a/script/vsts/platforms/macos.yml
+++ b/script/vsts/platforms/macos.yml
@@ -17,6 +17,9 @@ jobs:
           versionSpec: 12.14.0
         displayName: Install Node.js 12.14.0
 
+      - script: npm install --global npm@6.13.4
+        displayName: Update npm
+
       - task: 1ESLighthouseEng.PipelineArtifactCaching.RestoreCacheV1.RestoreCache@1
         displayName: Restore node_modules cache
         inputs: