diff --git a/dns/ddclient/src/opnsense/mvc/app/models/OPNsense/DynDNS/DynDNS.xml b/dns/ddclient/src/opnsense/mvc/app/models/OPNsense/DynDNS/DynDNS.xml
index c28271bbe..8d6a9ade7 100644
--- a/dns/ddclient/src/opnsense/mvc/app/models/OPNsense/DynDNS/DynDNS.xml
+++ b/dns/ddclient/src/opnsense/mvc/app/models/OPNsense/DynDNS/DynDNS.xml
@@ -136,7 +136,7 @@
                 </interface>
                 <description type="TextField">
                     <Required>N</Required>
-                    <mask>/^([\t\n\v\f\r 0-9a-zA-Z.,_\x{00A0}-\x{FFFF}]){1,255}$/u</mask>
+                    <mask>/^(.){1,255}$/u</mask>
                     <ValidationMessage>Description should be a string between 1 and 255 characters</ValidationMessage>
                 </description>
             </account>