diff --git a/docs/building.rst b/docs/building.rst
index edfe6f8..f798362 100644
--- a/docs/building.rst
+++ b/docs/building.rst
@@ -158,7 +158,7 @@ macOS
 #. Install Python 3 if you don't already have it, for example from `the official Python website <https://www.python.org/downloads/mac-osx/>`_.
 #. Install PIP, e.g. with::
 
-    sudo easy-install pip
+    sudo easy_install pip
 
 #. Install Pillow (overviewer needs PIL, Pillow is a fork of PIL that provides the same funcitonality)::