diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 99660ec98..ebbea2b2c 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -40,7 +40,7 @@ stages:
         solution: '$(solution)'
         platform: $(buildPlatform)
         configuration: $(buildConfiguration)
-        msbuildArgs: '/t:PrepareForBuild
+        msbuildArgs: '/t:PrepareForBuild'
 
     - task: MSBuild@1
       displayName: Build and package