diff --git a/pkgs/servers/x11/xorg/default.nix b/pkgs/servers/x11/xorg/default.nix
index 2d335cfa797..a103af9ee68 100644
--- a/pkgs/servers/x11/xorg/default.nix
+++ b/pkgs/servers/x11/xorg/default.nix
@@ -1612,16 +1612,16 @@ lib.makeScope newScope (self: with self; {
     meta.platforms = stdenv.lib.platforms.unix;
   }) {};
 
-  xdm = callPackage ({ stdenv, pkgconfig, fetchurl, libX11, libXau, libXaw, libXdmcp, libXext, libXft, libXinerama, libXmu, libXpm, libXt }: stdenv.mkDerivation {
-    name = "xdm-1.1.11";
+  xdm = callPackage ({ stdenv, pkgconfig, fetchurl, libX11, libXau, libXaw, libXdmcp, libXext, libXft, libXinerama, libXmu, libXpm, xorgproto, libXrender, libXt }: stdenv.mkDerivation {
+    name = "xdm-1.1.12";
     builder = ./builder.sh;
     src = fetchurl {
-      url = mirror://xorg/individual/app/xdm-1.1.11.tar.bz2;
-      sha256 = "0iqw11977lpr9nk1is4fca84d531vck0mq7jldwl44m0vrnl5nnl";
+      url = mirror://xorg/individual/app/xdm-1.1.12.tar.bz2;
+      sha256 = "1x17hdymf6rd8jmh4n1sd4g5a8ayr5w94nwjw84qs2fs5pvq7lhd";
     };
     hardeningDisable = [ "bindnow" "relro" ];
     nativeBuildInputs = [ pkgconfig ];
-    buildInputs = [ libX11 libXau libXaw libXdmcp libXext libXft libXinerama libXmu libXpm libXt ];
+    buildInputs = [ libX11 libXau libXaw libXdmcp libXext libXft libXinerama libXmu libXpm xorgproto libXrender libXt ];
     meta.platforms = stdenv.lib.platforms.unix;
   }) {};
 
diff --git a/pkgs/servers/x11/xorg/tarballs.list b/pkgs/servers/x11/xorg/tarballs.list
index ab6591547db..16a4a4d0949 100644
--- a/pkgs/servers/x11/xorg/tarballs.list
+++ b/pkgs/servers/x11/xorg/tarballs.list
@@ -35,7 +35,7 @@ mirror://xorg/individual/app/xcmsdb-1.0.5.tar.bz2
 mirror://xorg/individual/app/xcompmgr-1.1.7.tar.bz2
 mirror://xorg/individual/app/xconsole-1.0.7.tar.bz2
 mirror://xorg/individual/app/xcursorgen-1.0.7.tar.bz2
-mirror://xorg/individual/app/xdm-1.1.11.tar.bz2
+mirror://xorg/individual/app/xdm-1.1.12.tar.bz2
 mirror://xorg/individual/app/xdpyinfo-1.3.2.tar.bz2
 mirror://xorg/individual/app/xdriinfo-1.0.6.tar.bz2
 mirror://xorg/individual/app/xev-1.2.2.tar.bz2