diff --git a/scripts/main.ps1 b/scripts/main.ps1
index e512009..6c5fadc 100644
--- a/scripts/main.ps1
+++ b/scripts/main.ps1
@@ -88,7 +88,7 @@ $pull_request | Format-List
 Write-Output '::endgroup::'
 
 Write-Output '::group::Pull request - Labels'
-$labels = @()
+$labels = @('')
 $labels += $pull_request.labels.name
 $labels | Format-List
 Write-Output '::endgroup::'