1 files changed, 1 insertions, 1 deletions
diff --git a/README.mkd b/README.mkd
index 1aac71c4..d686e933 100644
--- a/README.mkd
+++ b/README.mkd
@@ -57,7 +57,7 @@ $ git clone https://github.com/mitmproxy/mitmproxy.git
 $ git clone https://github.com/mitmproxy/netlib.git
 $ git clone https://github.com/mitmproxy/pathod.git
 $ cd mitmproxy
-$ ./dev
+$ source ./dev
 ```
 
 The *dev* script will create a virtualenv environment in a directory called