diff --git a/.gitignore b/.gitignore
index c21300f..e2a77ca 100644
--- a/.gitignore
+++ b/.gitignore
@@ -53,4 +53,5 @@ __pycache__
 *.raw
 *.whl
 *.gz
-*.master_branch
\ No newline at end of file
+*.master_branch
+# master branch1
\ No newline at end of file