diff --git a/script/bundle-windows.ps1 b/script/bundle-windows.ps1
index 56ea93b5cc..6c255a2338 100644
--- a/script/bundle-windows.ps1
+++ b/script/bundle-windows.ps1
@@ -325,7 +325,7 @@ function BuildInstaller {
             $appAppxFullName = "ZedIndustries.Zed.Nightly_1.0.0.0_neutral__japxn1gcva8rg"
         }
         "dev" {
-            $appId = "{0497B7B8-186F-4CE7-A6E0-A20EADA832E1}"
+            $appId = "{{0497B7B8-186F-4CE7-A6E0-A20EADA832E1}"
             $appIconName = "app-icon-gwen"
             $appName = "Gwen"
             $appDisplayName = "Gwen"