diff --git a/paddle/scripts/paddle_build.sh b/paddle/scripts/paddle_build.sh
index 4849fa20e58c3b4d3ea6eca7795b94f1a77ea0a4..00da59d05691ec0719246de978e2d06dcd80d56b 100755
--- a/paddle/scripts/paddle_build.sh
+++ b/paddle/scripts/paddle_build.sh
@@ -324,7 +324,7 @@ function check_style() {
     clang-format --version
 
     commit_files=on
-    for file_name in `git diff --numstat upstream/$BRANCH |awk '{print $NF}'`;do
+    for file_name in `git diff --numstat ${BRANCH} |awk '{print $NF}'`;do
         if ! pre-commit run --files $file_name ; then
             commit_files=off
         fi