diff --git a/pkgs/servers/x11/xorg/default.nix b/pkgs/servers/x11/xorg/default.nix
index 505aa695bf8e..fc11846eb865 100644
--- a/pkgs/servers/x11/xorg/default.nix
+++ b/pkgs/servers/x11/xorg/default.nix
@@ -598,6 +598,19 @@ lib.makeScope newScope (self: with self; {
     meta.platforms = stdenv.lib.platforms.unix;
   }) {};
 
+  ico = callPackage ({ stdenv, pkgconfig, fetchurl, libX11, xorgproto }: stdenv.mkDerivation {
+    name = "ico-1.0.5";
+    builder = ./builder.sh;
+    src = fetchurl {
+      url = mirror://xorg/individual/app/ico-1.0.5.tar.bz2;
+      sha256 = "0gvpwfk9kvlfn631dgizc45qc2qqjn9pavdp2q7qb3drkvr64fyp";
+    };
+    hardeningDisable = [ "bindnow" "relro" ];
+    nativeBuildInputs = [ pkgconfig ];
+    buildInputs = [ libX11 xorgproto ];
+    meta.platforms = stdenv.lib.platforms.unix;
+  }) {};
+
   imake = callPackage ({ stdenv, pkgconfig, fetchurl, xorgproto }: stdenv.mkDerivation {
     name = "imake-1.0.7";
     builder = ./builder.sh;
diff --git a/pkgs/servers/x11/xorg/tarballs.list b/pkgs/servers/x11/xorg/tarballs.list
index 115f20e56085..b8e908a81188 100644
--- a/pkgs/servers/x11/xorg/tarballs.list
+++ b/pkgs/servers/x11/xorg/tarballs.list
@@ -15,6 +15,7 @@ mirror://xorg/individual/app/viewres-1.0.5.tar.bz2
 mirror://xorg/individual/app/oclock-1.0.4.tar.bz2
 mirror://xorg/individual/app/xconsole-1.0.7.tar.bz2
 mirror://xorg/individual/app/xtrap-1.0.3.tar.bz2
+mirror://xorg/individual/app/ico-1.0.5.tar.bz2
 mirror://xorg/individual/app/bdftopcf-1.1.tar.bz2
 mirror://xorg/individual/app/bitmap-1.0.8.tar.gz
 mirror://xorg/individual/app/iceauth-1.0.8.tar.bz2