diff --git a/requirements/edx/base.txt b/requirements/edx/base.txt
index 5af0357e8e..ff866d9ce2 100644
--- a/requirements/edx/base.txt
+++ b/requirements/edx/base.txt
@@ -87,6 +87,7 @@ newrelic==2.4.0.4
 
 # Used for documentation gathering
 sphinx==1.1.3
+sphinx_rtd_theme==0.1.5
 
 # Used for Internationalization and localization
 Babel==1.3