diff --git a/scripts/Push-Mirror.ps1 b/scripts/Push-Mirror.ps1
index 4602a60..9aaecca 100644
--- a/scripts/Push-Mirror.ps1
+++ b/scripts/Push-Mirror.ps1
@@ -21,8 +21,8 @@ if ($LASTEXITCODE -ne 0) {
     throw "remote not configured: $remote"
 }
 
-if ((git status --porcelain)) {
-    throw 'working tree not clean; commit or stash first'
+if ((git status --porcelain -uno)) {
+    throw 'working tree has uncommitted tracked changes; commit or stash first'
 }
 
 $before = (git rev-parse HEAD).Trim()