diff --git a/overlays/shells.nix b/overlays/shells.nix
index 2665a21..1e85906 100644
--- a/overlays/shells.nix
+++ b/overlays/shells.nix
@@ -8,7 +8,7 @@
         preHook = "";
         allowedRequisites = null;
         initialPath = lib.singleton prev.toybox;
-        shell = lib.getExe prev.bash;
+        shell = lib.getExe prev.bash.override { interactive = false; };
         extraNativeBuildInputs = [ ];
       };
     };