diff --git a/COPYRIGHT b/COPYRIGHT
index 594bec493b5..1af09e6fdaf 100644
--- a/COPYRIGHT
+++ b/COPYRIGHT
@@ -17,7 +17,7 @@ CKEditor               4.12.1        LGPL-2.1+                   Yes
 EvalMath               1.0           BSD                         Yes             Safe math expressions evaluation
 Escpos-php             ?             MIT License                 Yes             Thermal receipt printer library, for use with ESC/POS compatible printers
 GeoIP                  1.4           LGPL-2.1+                   Yes             Sample code to make geoip convert (not into deb package)
-Mobiledetect           2.8.83        MIT License                 Yes             Detect mobile devices browsers
+Mobiledetect           2.8.33        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
 ParseDown              1.6           MIT License                 Yes             Markdown parser