diff --git a/pkgs/development/ocaml-modules/io-page/default.nix b/pkgs/development/ocaml-modules/io-page/default.nix
index 06bd01fefac..31ae0cfc19e 100644
--- a/pkgs/development/ocaml-modules/io-page/default.nix
+++ b/pkgs/development/ocaml-modules/io-page/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, buildDunePackage, configurator, cstruct, bigarray-compat, ounit }:
+{ stdenv, fetchurl, buildDunePackage, cstruct, bigarray-compat, ounit }:
 
 buildDunePackage rec {
   pname = "io-page";