diff --git a/application/index/view/user/profile.html b/application/index/view/user/profile.html
index 62e6b05b..43a17168 100644
--- a/application/index/view/user/profile.html
+++ b/application/index/view/user/profile.html
@@ -155,7 +155,7 @@
                 <label for="mobile-captcha" class="control-label col-xs-12 col-sm-3">{:__('Captcha')}:</label>
                 <div class="col-xs-12 col-sm-8">
                     <div class="input-group">
-                        <input type="text" name="captcha" id="mobile-captcha" class="form-control" data-rule="required;length({$Think.config.captcha.length});integer[+];remote({:url('api/validate/check_sms_correct')}, event=changemobile, mobile:#mobile)" />
+                        <input type="text" name="captcha" id="mobile-captcha" class="form-control" data-rule="required;length({$Think.config.captcha.length});digits;remote({:url('api/validate/check_sms_correct')}, event=changemobile, mobile:#mobile)" />
                         <span class="input-group-btn" style="padding:0;border:none;">
                             <a href="javascript:;" class="btn btn-info btn-captcha" data-url="{:url('api/sms/send')}" data-type="mobile" data-event="changemobile">获取验证码</a>
                         </span>