diff --git a/pkgs/games/chocolate-doom/default.nix b/pkgs/games/chocolate-doom/default.nix
index 157d1b42af62..bd8d926769e6 100644
--- a/pkgs/games/chocolate-doom/default.nix
+++ b/pkgs/games/chocolate-doom/default.nix
@@ -6,7 +6,7 @@ stdenv.mkDerivation rec {
     url = https://github.com/chocolate-doom/chocolate-doom/archive/chocolate-doom-2.0.0.tar.gz;
     sha256 = "1n9lkx97h987bq8z586jgissdhs07xyfr0xfdk7m2wpw4yhw10k1";
   };
-  buildInputs = [ autoconf autoconf automake pkgconfig SDL SDL_mixer SDL_net ];
+  buildInputs = [ autoconf automake pkgconfig SDL SDL_mixer SDL_net ];
   patchPhase = ''
     sed -e 's#/games#/bin#g' -i src{,/setup}/Makefile.am
     ./autogen.sh --prefix=$out
diff --git a/pkgs/games/chocolate-doom/master.nix b/pkgs/games/chocolate-doom/master.nix
index f0dc62aaaae7..3681a6781d87 100644
--- a/pkgs/games/chocolate-doom/master.nix
+++ b/pkgs/games/chocolate-doom/master.nix
@@ -1,13 +1,13 @@
 { stdenv, autoconf, automake, pkgconfig, SDL, SDL_mixer, SDL_net, git, fetchgit }:
 
 stdenv.mkDerivation rec {
-  name = "chocolate-doom-20140902";
+  name = "chocolate-doom-20141008";
   src = fetchgit {
     url = git://github.com/fragglet/chocolate-doom.git;
-    rev = "204814c7bb16a8ad45435a15328072681978ea57";
-    sha256 = "1xcdxpkgb9dk3zwqf4xcr3qn7dh5rx6hmniky67imbvi1h74p587";
+    rev = "63e1c884911f9e3382936f84a388e941b29343e6";
+    sha256 = "1855a70widf1ni7lrfvp3hwxs1fhg1v5l738ckai88xpbak8i14m";
   };
-  buildInputs = [ autoconf autoconf automake pkgconfig SDL SDL_mixer SDL_net git ];
+  buildInputs = [ autoconf automake pkgconfig SDL SDL_mixer SDL_net git ];
   patchPhase = ''
     sed -e 's#/games#/bin#g' -i src{,/setup}/Makefile.am
     ./autogen.sh --prefix=$out