diff --git a/azure-pipelines-pr-validation.yml b/azure-pipelines-pr-validation.yml
index bce51fb000190..25ea60fed35a8 100644
--- a/azure-pipelines-pr-validation.yml
+++ b/azure-pipelines-pr-validation.yml
@@ -198,7 +198,7 @@ extends:
           displayName: Setup branch for insertion validation
           inputs:
             filePath: 'eng\setup-pr-validation.ps1'
-            arguments: '-sourceBranchName $(SourceBranchName) -prNumber ${{ parameters.PRNumber }} -commitSHA ${{ parameters.CommitSHA }} -enforceLatestCommit ${{ iif(parameters.EnforceLatestCommit, '1', '0') }}'
+            arguments: "-sourceBranchName $(SourceBranchName) -prNumber ${{ parameters.PRNumber }} -commitSHA ${{ parameters.CommitSHA }} -enforceLatestCommit ${{ iif(parameters.EnforceLatestCommit, '1', '0') }}"
           condition: succeeded()
 
         - powershell: Write-Host "##vso[task.setvariable variable=VisualStudio.DropName]Products/$(System.TeamProject)/$(Build.Repository.Name)/$(SourceBranchName)/$(OriginalBuildNumber)"