diff --git a/CONTRIBUTING.rst b/CONTRIBUTING.rst
index 419c70cb..12083f52 100644
--- a/CONTRIBUTING.rst
+++ b/CONTRIBUTING.rst
@@ -49,6 +49,7 @@ Clone this repository::
 
 Install Flask as an editable package using the current source::
 
+    cd flask
     pip install --editable .
 
 Then you can run the testsuite with::