diff --git a/apps/common/main/lib/util/utils.js b/apps/common/main/lib/util/utils.js
index c7f6f0a6b..406f230c8 100644
--- a/apps/common/main/lib/util/utils.js
+++ b/apps/common/main/lib/util/utils.js
@@ -88,7 +88,7 @@ Common.Utils = _.extend(new(function() {
         ipRe = /^(((https?)|(ftps?)):\/\/)?([\-\wа-яё]*:?[\-\wа-яё]*@)?(((1[0-9]{2}|2[0-4][0-9]|25[0-5]|[1-9][0-9]|[0-9])\.){3}(1[0-9]{2}|2[0-4][0-9]|25[0-5]|[1-9][0-9]|[0-9]))(:\d+)?(\/[%\-\wа-яё]*(\.[\wа-яё]{2,})?(([\wа-яё\-\.\?\\\/+@&#;:`~=%!,\(\)]*)(\.[\wа-яё]{2,})?)*)*\/?/i,
         hostnameRe = /^(((https?)|(ftps?)):\/\/)?([\-\wа-яё]*:?[\-\wа-яё]*@)?(([\-\wа-яё]+\.)+[\wа-яё\-]{2,}(:\d+)?(\/[%\-\wа-яё]*(\.[\wа-яё]{2,})?(([\wа-яё\-\.\?\\\/+@&#;:`~=%!,\(\)]*)(\.[\wа-яё]{2,})?)*)*\/?)/i,
         localRe = /^(((https?)|(ftps?)):\/\/)([\-\wа-яё]*:?[\-\wа-яё]*@)?(([\-\wа-яё]+)(:\d+)?(\/[%\-\wа-яё]*(\.[\wа-яё]{2,})?(([\wа-яё\-\.\?\\\/+@&#;:`~=%!,\(\)]*)(\.[\wа-яё]{2,})?)*)*\/?)/i,
-        emailStrongRe = /(mailto:)([a-z0-9'\._-]+@[a-z0-9\.-]+\.[a-z0-9]{2,4})([a-яё0-9\._%+-=\? :&]*)/ig,
+        emailStrongRe = /(mailto:)?([a-z0-9'\._-]+@[a-z0-9\.-]+\.[a-z0-9]{2,4})([a-яё0-9\._%+-=\?:&]*)/ig,
         ipStrongRe = /(((https?)|(ftps?)):\/\/([\-\wа-яё]*:?[\-\wа-яё]*@)?)(((1[0-9]{2}|2[0-4][0-9]|25[0-5]|[1-9][0-9]|[0-9])\.){3}(1[0-9]{2}|2[0-4][0-9]|25[0-5]|[1-9][0-9]|[0-9]))(:\d+)?(\/[%\-\wа-яё]*(\.[\wа-яё]{2,})?(([\wа-яё\-\.\?\\\/+@&#;:`~=%!,\(\)]*)(\.[\wа-яё]{2,})?)*)*\/?/ig,
         hostnameStrongRe = /((((https?)|(ftps?)):\/\/([\-\wа-яё]*:?[\-\wа-яё]*@)?)|(([\-\wа-яё]*:?[\-\wа-яё]*@)?www\.))((([\-\wа-яё]+\.)+[\wа-яё\-]{2,}|([\-\wа-яё]+))(:\d+)?(\/[%\-\wа-яё]*(\.[\wа-яё]{2,})?(([\wа-яё\-\.\?\\\/+@&#;:`~=%!,\(\)]*)(\.[\wа-яё]{2,})?)*)*\/?)/ig,
         documentSettingsType = {
diff --git a/apps/common/main/lib/view/Chat.js b/apps/common/main/lib/view/Chat.js
index 2afb1df4c..536a1ca77 100644
--- a/apps/common/main/lib/view/Chat.js
+++ b/apps/common/main/lib/view/Chat.js
@@ -228,8 +228,9 @@ define([
             var arr = [], offset, len;
 
             message.replace(Common.Utils.emailStrongRe, function(subStr) {
+                var ref = (! /((^mailto:)\/\/)/i.test(subStr) ) ? ('mailto:' + subStr) : subStr;
                 offset = arguments[arguments.length-2];
-                arr.push({start: offset, end: subStr.length+offset, str: '<a href="' + subStr + '">' + subStr + '</a>'});
+                arr.push({start: offset, end: subStr.length+offset, str: '<a href="' + ref + '">' + subStr + '</a>'});
                 return '';
             });
 
diff --git a/apps/common/main/lib/view/Comments.js b/apps/common/main/lib/view/Comments.js
index 14930e085..a6f0fce84 100644
--- a/apps/common/main/lib/view/Comments.js
+++ b/apps/common/main/lib/view/Comments.js
@@ -1357,8 +1357,9 @@ define([
             message = Common.Utils.String.htmlEncode(message);
 
             message.replace(Common.Utils.emailStrongRe, function(subStr) {
+                var ref = (! /((^mailto:)\/\/)/i.test(subStr) ) ? ('mailto:' + subStr) : subStr;
                 offset = arguments[arguments.length-2];
-                arr.push({start: offset, end: subStr.length+offset, str: '<a href="' + subStr + '">' + subStr + '</a>'});
+                arr.push({start: offset, end: subStr.length+offset, str: '<a href="' + ref + '">' + subStr + '</a>'});
                 return '';
             });