diff --git a/searx/static/themes/simple/css/searx-rtl.css b/searx/static/themes/simple/css/searx-rtl.css
index e43f02d50..12b3fe32c 100644
--- a/searx/static/themes/simple/css/searx-rtl.css
+++ b/searx/static/themes/simple/css/searx-rtl.css
@@ -1,4 +1,4 @@
-/*! searx | 06-08-2017 | https://github.com/asciimoo/searx */
+/*! searx | 26-11-2017 | https://github.com/asciimoo/searx */
 /*
 * searx, A privacy-respecting, hackable metasearch engine
 *
@@ -1007,6 +1007,7 @@ select:focus {
     width: 100%;
   }
 }
+/*! Autocomplete.js v2.6.3 | license MIT | (c) 2017, Baptiste Donaux | http://autocomplete-js.com */
 .autocomplete {
   position: absolute;
   max-height: 0;
diff --git a/searx/static/themes/simple/css/searx-rtl.min.css b/searx/static/themes/simple/css/searx-rtl.min.css
index 16d03f1e3..fafa25862 100644
Binary files a/searx/static/themes/simple/css/searx-rtl.min.css and b/searx/static/themes/simple/css/searx-rtl.min.css differ
diff --git a/searx/static/themes/simple/css/searx.css b/searx/static/themes/simple/css/searx.css
index b276bc59a..58b967ef9 100644
--- a/searx/static/themes/simple/css/searx.css
+++ b/searx/static/themes/simple/css/searx.css
@@ -1,4 +1,4 @@
-/*! searx | 06-08-2017 | https://github.com/asciimoo/searx */
+/*! searx | 26-11-2017 | https://github.com/asciimoo/searx */
 /*
 * searx, A privacy-respecting, hackable metasearch engine
 *
@@ -1007,6 +1007,7 @@ select:focus {
     width: 100%;
   }
 }
+/*! Autocomplete.js v2.6.3 | license MIT | (c) 2017, Baptiste Donaux | http://autocomplete-js.com */
 .autocomplete {
   position: absolute;
   max-height: 0;
diff --git a/searx/static/themes/simple/css/searx.min.css b/searx/static/themes/simple/css/searx.min.css
index 0513de2b0..173c2c414 100644
Binary files a/searx/static/themes/simple/css/searx.min.css and b/searx/static/themes/simple/css/searx.min.css differ
diff --git a/searx/static/themes/simple/gruntfile.js b/searx/static/themes/simple/gruntfile.js
index 1a3e00d3d..13fd326ec 100644
--- a/searx/static/themes/simple/gruntfile.js
+++ b/searx/static/themes/simple/gruntfile.js
@@ -22,7 +22,9 @@ module.exports = function(grunt) {
     uglify: {
       options: {
         banner: '/*! simple/searx.min.js | <%= grunt.template.today("dd-mm-yyyy") %> | https://github.com/asciimoo/searx */\n',
-        preserveComments: 'some',
+	output: {
+	    comments: 'some'
+	},
         sourceMap: true
       },
       dist: {
diff --git a/searx/static/themes/simple/js/searx.min.js b/searx/static/themes/simple/js/searx.min.js
index 3299d8b9d..bd96feb41 100644
Binary files a/searx/static/themes/simple/js/searx.min.js and b/searx/static/themes/simple/js/searx.min.js differ
diff --git a/searx/static/themes/simple/js/searx.min.js.map b/searx/static/themes/simple/js/searx.min.js.map
index a9ddb23bb..2a2630202 100644
Binary files a/searx/static/themes/simple/js/searx.min.js.map and b/searx/static/themes/simple/js/searx.min.js.map differ
diff --git a/searx/static/themes/simple/less/autocomplete.less b/searx/static/themes/simple/less/autocomplete.less
index 0a90d0df8..93f7df1ef 100644
--- a/searx/static/themes/simple/less/autocomplete.less
+++ b/searx/static/themes/simple/less/autocomplete.less
@@ -1,3 +1,5 @@
+/*! Autocomplete.js v2.6.3 | license MIT | (c) 2017, Baptiste Donaux | http://autocomplete-js.com */
+
 @background_color:  white;
 
 .autocomplete {