diff --git a/pkgs/servers/http/nginx/default.nix b/pkgs/servers/http/nginx/default.nix
index 5c0b1c2d723..147a2352246 100644
--- a/pkgs/servers/http/nginx/default.nix
+++ b/pkgs/servers/http/nginx/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, openssl, zlib, pcre, libxml2, libxslt }:
+{ stdenv, fetchurl, fetchgit, openssl, zlib, pcre, libxml2, libxslt, expat, fullWebDAV ? false }:
 
 stdenv.mkDerivation rec {
   name = "nginx-1.2.4";
@@ -8,7 +8,13 @@ stdenv.mkDerivation rec {
     sha256 = "0hvcv4lgfcrsl40azkd3rxhf73l05jzzgflclpkdvjd95xgw51y5";
   };
 
-  buildInputs = [ openssl zlib pcre libxml2 libxslt ];
+  dav-ext = fetchgit {
+    url = git://github.com/arut/nginx-dav-ext-module.git;
+    rev = "54cebc1f21fc13391aae692c6cce672fa7986f9d";
+    sha256 = "1dvpq1fg5rslnl05z8jc39sgnvh3akam9qxfl033akpczq1bh8nq";
+  };
+
+  buildInputs = [ openssl zlib pcre libxml2 libxslt ] ++ stdenv.lib.optional fullWebDAV expat;
 
   configureFlags = [
     "--with-http_ssl_module"
@@ -19,7 +25,7 @@ stdenv.mkDerivation rec {
     "--with-http_secure_link_module"
     # Install destination problems
     # "--with-http_perl_module"
-  ];
+  ] ++ stdenv.lib.optional fullWebDAV "--add-module=${dav-ext}";
 
   preConfigure = ''
     export NIX_CFLAGS_COMPILE="$NIX_CFLAGS_COMPILE -I${libxml2}/include/libxml2"