diff --git a/pkgs/shells/zsh/oh-my-zsh/default.nix b/pkgs/shells/zsh/oh-my-zsh/default.nix
index 879d89428351..850cdeeba9c8 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, bash }:
 
 stdenv.mkDerivation rec {
-  version = "2023-02-23";
+  version = "2023-03-01";
   pname = "oh-my-zsh";
-  rev = "8a008e1f51d451db21232edd6f1709e6c5ea334e";
+  rev = "a4a9a8cd8ccb4240a7c5df5f6766bd5340646e63";
 
   src = fetchFromGitHub {
     inherit rev;
     owner = "ohmyzsh";
     repo = "ohmyzsh";
-    sha256 = "GXrDcM3MMDLHJ64xyyiORK6UPepFPaNbaZ5rNmV4zlk=";
+    sha256 = "2s9ZOix3lQKW7JJhuYKtjxh07HCODvIrJa7K2n9Pxzo=";
   };
 
   strictDeps = true;