diff --git a/db/docs/source/conf.py b/db/docs/source/conf.py
index 9b958277..43d98b76 100644
--- a/db/docs/source/conf.py
+++ b/db/docs/source/conf.py
@@ -118,6 +118,7 @@
 # a list of builtin themes.
 # html_theme = 'alabaster'
 # html_theme = "sphinx_rtd_theme"
+html_theme = 'master'
 
 # Theme options are theme-specific and customize the look and feel of a theme
 # further.  For a list of options available for each theme, see the