diff --git a/contributing.md b/contributing.md
index 7faae060837..0cf7250ce9e 100644
--- a/contributing.md
+++ b/contributing.md
@@ -100,7 +100,7 @@ There's a short list of core dependencies you'll need installed in your Python e
 
 ### Dependencies and Virtualenv
 
-If you decided to follow the suggestion about about the Virtualenv *and* you've run `source bin/activate` within your new virtualenv directory to activate it--you can run the following to install the core dependencies:
+If you decided to follow the suggestion about the Virtualenv *and* you've run `source bin/activate` within your new virtualenv directory to activate it--you can run the following to install the core dependencies:
 
 ```bash
 pip install -r requirements.txt