diff --git a/pkgs/shells/zsh/oh-my-zsh/default.nix b/pkgs/shells/zsh/oh-my-zsh/default.nix
index 6d5000e6f69..19ab0ee44eb 100644
--- a/pkgs/shells/zsh/oh-my-zsh/default.nix
+++ b/pkgs/shells/zsh/oh-my-zsh/default.nix
@@ -5,15 +5,15 @@
 , git, nix, nixfmt, jq, coreutils, gnused, curl, cacert }:
 
 stdenv.mkDerivation rec {
-  version = "2021-03-15";
+  version = "2021-03-28";
   pname = "oh-my-zsh";
-  rev = "95a06f3927a286db257dc99791b02caba757fe33";
+  rev = "69507c9518f7c7889d8f47ec8e67bfda02405817";
 
   src = fetchFromGitHub {
     inherit rev;
     owner = "ohmyzsh";
     repo = "ohmyzsh";
-    sha256 = "1w0g68rvw17jg085qj1g264dsii25gph6vpp6gpn8wby0972h7n0";
+    sha256 = "0p5jjynwnf6yh2n0z46avavy7kb7dlqd145hd1qakig7csaclphd";
   };
 
   installPhase = ''