diff --git a/pkgs/shells/oh-my-zsh/default.nix b/pkgs/shells/oh-my-zsh/default.nix
index 22f5aa48d610..8b8a67c2452a 100644
--- a/pkgs/shells/oh-my-zsh/default.nix
+++ b/pkgs/shells/oh-my-zsh/default.nix
@@ -4,13 +4,13 @@
 { stdenv, fetchgit }:
 
 stdenv.mkDerivation rec {
-  version = "2017-06-22";
+  version = "2017-09-24";
   name = "oh-my-zsh-${version}";
 
   src = fetchgit {
     url = "https://github.com/robbyrussell/oh-my-zsh";
-    rev = "d848c94804918138375041a9f800f401bec12068";
-    sha256 = "0mxmqkdpimwrskqjri3lp3haj1hzf583g7psnv34y3hyymzcx1h6";
+    rev = "accdcb2f1c3cca40527fef1fe4ab2d39eb6cf897";
+    sha256 = "0jrixz02mdab63yr0s16sr8gzwzhf9xnhad852swnfp3c7qlq06z";
   };
 
   pathsToLink = [ "/share/oh-my-zsh" ];