diff --git a/pkgs/applications/networking/mailreaders/thunderbird-bin/default.nix b/pkgs/applications/networking/mailreaders/thunderbird-bin/default.nix
index 7c0e75685ecf..771128058601 100644
--- a/pkgs/applications/networking/mailreaders/thunderbird-bin/default.nix
+++ b/pkgs/applications/networking/mailreaders/thunderbird-bin/default.nix
@@ -1,5 +1,4 @@
 { stdenv, fetchurl, config, makeWrapper
-, gconf
 , alsaLib
 , at-spi2-atk
 , atk
@@ -80,7 +79,6 @@ stdenv.mkDerivation {
 
   libPath = stdenv.lib.makeLibraryPath
     [ stdenv.cc.cc
-      gconf
       alsaLib
       at-spi2-atk
       atk
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index fd0797a7efe5..26bf33e86237 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -22445,7 +22445,6 @@ in
   thunderbolt = callPackage ../os-specific/linux/thunderbolt {};
 
   thunderbird-bin = callPackage ../applications/networking/mailreaders/thunderbird-bin {
-    gconf = pkgs.gnome2.GConf;
     inherit (pkgs.gnome2) libgnome libgnomeui;
   };