diff --git a/pkgs/desktops/gnome-3/core/gucharmap/unicode-data.nix b/pkgs/desktops/gnome-3/core/gucharmap/unicode-data.nix
index 84770a17162..72299b8a369 100644
--- a/pkgs/desktops/gnome-3/core/gucharmap/unicode-data.nix
+++ b/pkgs/desktops/gnome-3/core/gucharmap/unicode-data.nix
@@ -1,4 +1,4 @@
-{fetchurl, stdenv}:
+{ fetchurl, stdenv, gnome3 }:
 stdenv.mkDerivation {
   name = "unicode-data-10.0.0";
   srcs = [