diff --git a/interface/lib/classes/remoting_lib.inc.php b/interface/lib/classes/remoting_lib.inc.php
index 0b97498acc5e60b92c422e617adee2e42aa12750..4677d72e292d39e3a18dc4955dda7f35c3e14abb 100644
--- a/interface/lib/classes/remoting_lib.inc.php
+++ b/interface/lib/classes/remoting_lib.inc.php
@@ -511,6 +511,15 @@ class remoting_lib {
 					}
 				}
 				break;
+			case 'ISASCII':
+				if(preg_match("/[^\x20-\x7F]/", $field_value)) {
+					$errmsg = $validator['errmsg'];
+					if(isset($this->wordbook[$errmsg])) {
+						$this->errorMessage .= $this->wordbook[$errmsg]."<br />\r\n";
+					} else {
+						$this->errorMessage .= $errmsg."<br />\r\n";
+					}
+				}
 			case 'ISEMAIL':
 				if(function_exists('filter_var')) {
 					if(filter_var($field_value, FILTER_VALIDATE_EMAIL) === false) {
diff --git a/interface/lib/classes/tform.inc.php b/interface/lib/classes/tform.inc.php
index 68d591076e2e91270599b4c24947f2c28996d737..26040368fe0eebbb3cdd22e157fdc4e5eacf2c06 100644
--- a/interface/lib/classes/tform.inc.php
+++ b/interface/lib/classes/tform.inc.php
@@ -845,6 +845,15 @@ class tform {
 					}
 				}
 				break;
+			case 'ISASCII':
+				if(preg_match("/[^\x20-\x7F]/", $field_value)) {
+					$errmsg = $validator['errmsg'];
+					if(isset($this->wordbook[$errmsg])) {
+						$this->errorMessage .= $this->wordbook[$errmsg]."<br />\r\n";
+					} else {
+						$this->errorMessage .= $errmsg."<br />\r\n";
+					}
+				}
 			case 'ISEMAIL':
 				if(function_exists('filter_var')) {
 					if(filter_var($field_value, FILTER_VALIDATE_EMAIL) === false) {