diff --git a/systems/catullus/config.nix b/systems/catullus/config.nix
index 0233dca..bdfaada 100644
--- a/systems/catullus/config.nix
+++ b/systems/catullus/config.nix
@@ -43,6 +43,6 @@ in */ {
     group = "users";
     extraGroups = [ "wheel" ];
     hashedPassword = "$6$w9hXyGFl/.IZBXk$5OiWzS1G.5hImhh1YQmZiCXYNAJhi3X6Y3uSLupJNYYXPLMsQpx2fwF4Xr2uYzGMV8Foqh8TgUavx1APD9rcb/";
-    shell = pkgs.bash;
+    shell = pkgs.zsh;
   };
 }