diff --git a/README.md b/README.md
index b5e1e26..aa692a1 100644
--- a/README.md
+++ b/README.md
@@ -96,6 +96,8 @@ NSData *data2 = [decoder base64:@"zT1PS64MnXIUDCUiy13RRg=="];
 1. **git:**
 ```
 $ git clone git://github.com/kelp404/CocoaSecurity.git
+$ cd CocoaSecurity
+$ git submodule update --init
 ```
 
 2. **<a href="http://cocoapods.org/?q=CocoaSecurity" target="_blank">CocoadPods</a>:**