diff --git a/requirements/edx/base.txt b/requirements/edx/base.txt
index 3df9a7034a..cc9a87ee6f 100644
--- a/requirements/edx/base.txt
+++ b/requirements/edx/base.txt
@@ -86,6 +86,7 @@ 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