diff --git a/src/oauth2views/account_setup.ejs b/src/oauth2views/account_setup.ejs
index 89c5b6469..6e49d128d 100644
--- a/src/oauth2views/account_setup.ejs
+++ b/src/oauth2views/account_setup.ejs
@@ -31,7 +31,7 @@ app.controller('Controller', [function () {}]);
 <% if (user && user.username) { %>
                 <div class="form-group"">
                     <label class="control-label">Username</label>
-                    <input type="text" class="form-control" disabled value="<%= user.username %>">
+                    <input type="text" class="form-control" ng-model="username" name="username" disabled value="<%= user.username %>" required>
                 </div>
 <% } else { %>
                 <div class="form-group" ng-class="{ 'has-error': (setupForm.username.$dirty && setupForm.username.$invalid) }">