diff --git a/tools/checkpatch.sh b/tools/checkpatch.sh
index e1dd267f9..0a630a248 100755
--- a/tools/checkpatch.sh
+++ b/tools/checkpatch.sh
@@ -2,4 +2,4 @@
 #
 
 since=${1:-HEAD^}
-git format-patch -M --stdout $since | tools/scripts/checkpatch.pl - --no-tree
+git format-patch -M --stdout $since | tools/scripts/checkpatch.pl -