diff --git a/contributing.md b/contributing.md
index 3aacddd..6d5e2e5 100644
--- a/contributing.md
+++ b/contributing.md
@@ -1,5 +1,6 @@
 # About AndroidSwipeLayout
 
+
 ## How to contribute?
 
 ### Type 1.
@@ -8,6 +9,8 @@
 2.  Fix bug or add new features.
 3.  Send a pull request.
 
+PS. for maintainers, though every maintainer has authority to push directly to master branch, while, never do this. Create a branch and then open a PR will be the best practice.
+
 ### Type 2.
 
 Improve and perfect the [WIKI](https://github.com/daimajia/AndroidSwipeLayout/wiki).