diff --git a/template/src/oj/account/settings.html b/template/src/oj/account/settings.html
index a2efedc..85d24ea 100644
--- a/template/src/oj/account/settings.html
+++ b/template/src/oj/account/settings.html
@@ -34,7 +34,8 @@
                                value="{{ request.user.email }}" readonly>
                     </div>
                     <div class="form-group col-md-6"><label>手机</label>
-                        <input name="phone" type="text" maxlength="11" id="phone" class="form-control" value="{{ request.user.userprofile.phone }}">
+                        <input name="phone" type="text" maxlength="11" id="phone"
+                               class="form-control" value="{% if request.user.userprofile.phone %}{{ request.user.userprofile.phone }}{% endif %}">
                     </div>
                     <div class="help-block with-errors"></div>
                 </div>
@@ -43,33 +44,33 @@
                     <div class="form-group col-md-6">
                         <label>hduoj 用户名</label>
                         <input name=hduoj" type="text" class="form-control" id="hduoj_username"
-                               value="{{ request.user.userprofile.hduoj_username }}">
+                               value="{% if request.user.userprofile.hduoj_username %}{{ request.user.userprofile.hduoj_username }}{% endif %}">
 
                         <div class="help-block with-errors"></div>
                     </div>
                     <div class="form-group col-md-6">
                         <label>BestCoder 用户名</label>
                         <input name=bestcoder" type="text" class="form-control" id="bestcoder_username"
-                               value="{{ request.user.userprofile.bestcoder_username }}">
+                               value="{% if request.user.userprofile.bestcoder_username %}{{ request.user.userprofile.bestcoder_username }}{% endif %}">
 
                         <div class="help-block with-errors"></div>
                     </div>
                     <div class="form-group col-md-6">
                         <label>Codeforces 用户名</label>
                         <input name=codeforces" type="text" class="form-control" id="codeforces_username"
-                               value="{{ request.user.userprofile.codeforces_username }}">
+                               value="{% if request.user.userprofile.codeforces_username %}{{ request.user.userprofile.codeforces_username }}{% endif %}">
 
                         <div class="help-block with-errors"></div>
                     </div>
                     <div class="form-group col-md-12"><label>blog</label>
                         <input name=blog" type="url" class="form-control" id="blog"
-                               value="{{ request.user.userprofile.blog }}" data-error="请填写正确的网址">
+                               value="{% if request.user.userprofile.blog %}{{ request.user.userprofile.blog }}{% endif %}" data-error="请填写正确的网址">
 
                         <div class="help-block with-errors"></div>
                     </div>
                     <div class="form-group col-md-12"><label>签名</label>
                         <input name=mood" type="text" maxlength="60" class="form-control" id="mood"
-                               value="{{ request.user.userprofile.mood }}" data-error="字数限制在30字以内">
+                               value="{% if request.user.userprofile.mood %}{{ request.user.userprofile.mood }}{% endif %}" data-error="字数限制在30字以内">
 
                         <div class="help-block with-errors"></div>
                     </div>