diff --git a/contributing.md b/contributing.md
index 08e9638d1f..20ebca586d 100644
--- a/contributing.md
+++ b/contributing.md
@@ -28,3 +28,4 @@ Truths which we believe to be self-evident:
 1. **There is no such thing as time.** Protocol ideas that require synchronized
    clocks are doomed to failure. 
 
+Before you submit a pull request, please check if your code follows the [Code style Guidelines](https://github.com/WhisperSystems/RedPhone/wiki/Code-style-Guidelines).