diff --git a/scripts/utils.ps1 b/scripts/utils.ps1
index d74a5da..7c34b47 100644
--- a/scripts/utils.ps1
+++ b/scripts/utils.ps1
@@ -74,6 +74,7 @@ function Set-GHVariable {
         [Parameter(Mandatory = $true)]
         [string]$Name,
         [Parameter(Mandatory = $true)]
+        [AllowEmptyString()]
         [string]$Value
     )