diff --git a/COPYRIGHT b/COPYRIGHT
index 3c7cb5bf1cf..73d5a03572e 100644
--- a/COPYRIGHT
+++ b/COPYRIGHT
@@ -17,6 +17,7 @@ ChromePHP              4.3.3         Apache Software License 2.0 Yes
 CKEditor               4.3.3         LGPL-2.1+                   Yes             Editor WYSIWYG
 FPDI                   1.5.2         Apache Software License 2.0 Yes             PDF templates management
 GeoIP                  1.4           LGPL-2.1+                   Yes             Sample code to make geoip convert (not into deb package)
+Mobiledetect           2.8.3         MIT License                 Yes             Detect mobile devices browsers
 NuSoap                 0.9.5         LGPL 2.1+                   Yes             Library to develop SOAP Web services (not into rpm and deb package)
 PEAR Mail_MIME         1.8.9         BSD                         Yes             NuSoap dependency
 odtPHP                 1.0.1         GPL-2+  b                   Yes             Library to build/edit ODT files
diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index 8574c8f8364..ca1fff9a923 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -139,7 +139,7 @@ function getEntity($element=false, $shared=0)
  */
 function getBrowserInfo($user_agent)
 {
-	include_once DOL_DOCUMENT_ROOT.'/core/class/mobiledetect.class.php';
+	include_once DOL_DOCUMENT_ROOT.'/includes/mobiledetect/mobiledetect.class.php';
 
 	$name='unknown';
 	$version='';
diff --git a/htdocs/core/class/mobiledetect.class.php b/htdocs/includes/mobiledetect/mobiledetect.class.php
similarity index 100%
rename from htdocs/core/class/mobiledetect.class.php
rename to htdocs/includes/mobiledetect/mobiledetect.class.php