diff --git a/pkgs/development/libraries/javascript/jquery-ui/default.nix b/pkgs/development/libraries/javascript/jquery-ui/default.nix
index 9a485906e53..fd7f5367c8e 100644
--- a/pkgs/development/libraries/javascript/jquery-ui/default.nix
+++ b/pkgs/development/libraries/javascript/jquery-ui/default.nix
@@ -1,29 +1,19 @@
 { stdenv, fetchurl, unzip }:
 
 stdenv.mkDerivation rec {
-  name = "jquery-ui-1.10.4";
+  name = "jquery-ui-1.11.1";
 
   src = fetchurl {
-    url = "http://jqueryui.com/resources/download/${name}.custom.zip";
-    sha256 = "04kp27ln74j4k2jacs54264x2bsdjx1dxlw5zlpd889jqv2m6dfc";
+    url = "http://jqueryui.com/resources/download/${name}.zip";
+    sha256 = "05dlcfwklymx94fb4n88l5syf80l6zrs862zzmla477vd8ndk537";
   };
 
   buildInputs = [ unzip ];
 
   installPhase =
     ''
-      mkdir -p $out
-      cp -prvd css js $out/
-
-      # For convenience, provide symlinks "jquery.min.js" etc. (i.e.,
-      # without the version number).
-      pushd $out/js
-      ln -s jquery-ui-*.custom.js jquery-ui.js
-      ln -s jquery-ui-*.custom.min.js jquery-ui.min.js
-      ln -s jquery-1.*.js jquery.js
-      popd
-      pushd $out/css/smoothness
-      ln -s jquery-ui-*.custom.css jquery-ui.css
+      mkdir -p "$out/js"
+      cp -rv . "$out/js"
     '';
 
   meta = {