diff --git a/plexupdate.sh b/plexupdate.sh
index 070f2f1..32a0ffd 100755
--- a/plexupdate.sh
+++ b/plexupdate.sh
@@ -322,7 +322,7 @@ if [ "${AUTOUPDATE}" = "yes" ]; then
 		exit 1
 	fi
 
-	if git diff --quiet; then
+	if ! git diff --quiet; then
 		error "You have made changes to the plexupdate files, cannot auto update"
 		exit 1
 	fi