diff --git a/docs/conf.py b/docs/conf.py
index 78a8136..9fd7760 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -48,7 +48,7 @@
 # built documents.
 #
 # The short X.Y version.
-version = '2.1.5'
+version = '2.1.6'
 # The full version, including alpha/beta/rc tags.
 release = '2.1.6.1'