diff --git a/README.md b/README.md
index 0417fa0e138..ec8dd2a6f4e 100644
--- a/README.md
+++ b/README.md
@@ -95,7 +95,7 @@ integration please see the
 If you want to run the unit tests, first install dependencies:
 
     apt-get install git libffi-dev python-dev python-pip
-    pip install coverage tox
+    pip install coverage eventlet tox
 
 Then, still at the root of the Calico directory (not inside a virtualenv), run: