diff --git a/public/language/en-GB/error.json b/public/language/en-GB/error.json
index 6cfc003..23c1eff 100644
--- a/public/language/en-GB/error.json
+++ b/public/language/en-GB/error.json
@@ -36,7 +36,7 @@
 
 	"invalid-pagination-value": "Invalid pagination value, must be at least %1 and at most %2",
 
-	"username-taken": "Username taken",
+	"username-taken": "Username taken. Maybe try",
 	"email-taken": "Email taken",
 	"email-nochange": "The email entered is the same as the email already on file.",
 	"email-invited": "Email was already invited",
diff --git a/public/language/en-US/error.json b/public/language/en-US/error.json
index 4191fad..6fd761f 100644
--- a/public/language/en-US/error.json
+++ b/public/language/en-US/error.json
@@ -31,7 +31,7 @@
     "invalid-path": "Invalid path",
     "folder-exists": "Folder exists",
     "invalid-pagination-value": "Invalid pagination value, must be at least %1 and at most %2",
-    "username-taken": "Username taken",
+    "username-taken": "Username taken. Maybe try %1",
     "email-taken": "Email taken",
     "email-nochange": "The email entered is the same as the email already on file.",
     "email-invited": "Email was already invited",
diff --git a/public/language/en-x-pirate/error.json b/public/language/en-x-pirate/error.json
index 4191fad..ad0e542 100644
--- a/public/language/en-x-pirate/error.json
+++ b/public/language/en-x-pirate/error.json
@@ -31,7 +31,7 @@
     "invalid-path": "Invalid path",
     "folder-exists": "Folder exists",
     "invalid-pagination-value": "Invalid pagination value, must be at least %1 and at most %2",
-    "username-taken": "Username taken",
+    "username-taken": "Username taken. Try ",
     "email-taken": "Email taken",
     "email-nochange": "The email entered is the same as the email already on file.",
     "email-invited": "Email was already invited",
diff --git a/public/src/client/register.js b/public/src/client/register.js
index 62dbc41..21d052e 100644
--- a/public/src/client/register.js
+++ b/public/src/client/register.js
@@ -131,7 +131,7 @@ define('forum/register', [
                 if (results.every(obj => obj.status === 'rejected')) {
                     showSuccess(username_notify, successIcon);
                 } else {
-                    showError(username_notify, '[[error:username-taken]]');
+                    showError(username_notify, `[[error:username-taken, ${username}123]]`);
                 }
 
                 callback();
diff --git a/src/user/approval.js b/src/user/approval.js
index 5a5d7d0..19bb156 100644
--- a/src/user/approval.js
+++ b/src/user/approval.js
@@ -39,7 +39,7 @@ module.exports = function (User) {
         await User.isDataValid(userData);
         const usernames = await db.getSortedSetRange('registration:queue', 0, -1);
         if (usernames.includes(userData.username)) {
-            throw new Error('[[error:username-taken]]');
+            throw new Error(`[[error:username-taken]]`);
         }
         const keys = usernames.filter(Boolean).map(username => `registration:queue:name:${username}`);
         const data = await db.getObjectsFields(keys, ['email']);
diff --git a/src/user/profile.js b/src/user/profile.js
index 5274a6d..0e499ab 100644
--- a/src/user/profile.js
+++ b/src/user/profile.js
@@ -127,7 +127,7 @@ module.exports = function (User) {
         }
         const exists = await User.existsBySlug(userslug);
         if (exists) {
-            throw new Error('[[error:username-taken]]');
+            throw new Error(`[[error:username-taken]]`);
         }
 
         const { error } = await plugins.hooks.fire('filter:username.check', {