diff --git a/flake.nix b/flake.nix
index cd62a99..c6637dc 100644
--- a/flake.nix
+++ b/flake.nix
@@ -117,7 +117,7 @@
             (system == "x86_64-linux" ) {
             runCommandHook = {
               newalan = pkgs.writeScript "run-me" ''
-                #!${pkgs.runtimeShell}
+                #!${pkgs.bash}
                 export bd=$(mktemp -d)
 
                 cd $bd