diff --git a/flake.nix b/flake.nix
index d6dee37..8b47e0d 100644
--- a/flake.nix
+++ b/flake.nix
@@ -44,7 +44,9 @@
           devShell = {
             enable = true;  
             mkShellArgs.shellHook = ''
-              zsh && exit
+              if command -v zsh &> /dev/null; then
+                zsh && exit
+              fi
            '';
           
            # Programs you want to make available in the shell.