diff --git a/src/libcmd/repl-overlays.nix b/src/libcmd/repl-overlays.nix
index 33ce49482..1488d13ac 100644
--- a/src/libcmd/repl-overlays.nix
+++ b/src/libcmd/repl-overlays.nix
@@ -1,8 +1,5 @@
-info:
-initial:
-functions:
-let final = builtins.foldl'
-              (prev: function: prev // (function info final prev))
-              initial
-              functions;
-in final
+info: initial: functions:
+let
+  final = builtins.foldl' (prev: function: prev // (function info final prev)) initial functions;
+in
+final