diff --git a/authelia/config/configuration.yml b/authelia/config/configuration.yml
index d594edd..8fbd658 100644
--- a/authelia/config/configuration.yml
+++ b/authelia/config/configuration.yml
@@ -3,6 +3,8 @@
 #                   Authelia configuration                    #
 ###############################################################
 
+theme: dark
+
 server:
   address: 'tcp://:9091'