diff --git a/docs/source/overview.rst b/docs/source/overview.rst
index c4c971f7..3728c973 100644
--- a/docs/source/overview.rst
+++ b/docs/source/overview.rst
@@ -118,6 +118,9 @@ absolute path to your Powerline installation directory:
 
    . {path}/powerline/bindings/zsh/powerline.zsh
 
+If you are not satisfied with powerline speed in this case, compile zpython 
+branch from https://bitbucket.org/ZyX_I/zsh.
+
 Tmux statusline
 ---------------