diff --git a/pkgs/servers/x11/xorg/default.nix b/pkgs/servers/x11/xorg/default.nix
index 12aeb67d416f..f9ea1fb4a298 100644
--- a/pkgs/servers/x11/xorg/default.nix
+++ b/pkgs/servers/x11/xorg/default.nix
@@ -2115,11 +2115,11 @@ let
   }) // {inherit libX11 xproto ;};
 
   xproto = (mkDerivation "xproto" {
-    name = "xproto-7.0.27";
+    name = "xproto-7.0.28";
     builder = ./builder.sh;
     src = fetchurl {
-      url = mirror://xorg/individual/proto/xproto-7.0.27.tar.bz2;
-      sha256 = "030ix881p0crnd4bc01nz6cs0afmfv6ivsyyhf0h1j1mnak26vr4";
+      url = mirror://xorg/individual/proto/xproto-7.0.28.tar.bz2;
+      sha256 = "1jpnvm33vi2dar5y5zgz7jjh0m8fpkcxm0f0lbwfx37ns5l5bs19";
     };
     buildInputs = [pkgconfig ];
   }) // {inherit ;};
diff --git a/pkgs/servers/x11/xorg/tarballs-7.7.list b/pkgs/servers/x11/xorg/tarballs-7.7.list
index 7522743310a2..3ab0a599ec31 100644
--- a/pkgs/servers/x11/xorg/tarballs-7.7.list
+++ b/pkgs/servers/x11/xorg/tarballs-7.7.list
@@ -183,7 +183,7 @@ mirror://xorg/individual/xserver/xorg-server-1.17.2.tar.bz2
 mirror://xorg/X11R7.7/src/everything/xorg-sgml-doctools-1.11.tar.bz2
 mirror://xorg/X11R7.7/src/everything/xpr-1.0.4.tar.bz2
 mirror://xorg/individual/app/xprop-1.2.2.tar.bz2
-mirror://xorg/individual/proto/xproto-7.0.27.tar.bz2
+mirror://xorg/individual/proto/xproto-7.0.28.tar.bz2
 mirror://xorg/individual/app/xrandr-1.4.3.tar.bz2
 mirror://xorg/individual/app/xrdb-1.1.0.tar.bz2
 mirror://xorg/individual/app/xrefresh-1.0.5.tar.bz2