diff --git a/docs/developing-locally.rst b/docs/developing-locally.rst
index 349c9120..44fb6b7f 100644
--- a/docs/developing-locally.rst
+++ b/docs/developing-locally.rst
@@ -9,7 +9,11 @@ The steps below will get you up and running with a local development environment
 * virtualenv
 * PostgreSQL
 
-First make sure to create and activate a virtualenv_, then open a terminal at the project root and install the requirements for local development::
+First make sure to create and activate a virtualenv_, then open a terminal at the project root and install the os dependencies::
+
+    $ sudo ./install_os_dependencies.sh install
+
+Then install the requirements for your local development::
 
     $ pip install -r requirements/local.txt