diff --git a/app/views/admin/members/_member_basic.html.erb b/app/views/admin/members/_member_basic.html.erb
index 57e630f..7dcc952 100644
--- a/app/views/admin/members/_member_basic.html.erb
+++ b/app/views/admin/members/_member_basic.html.erb
@@ -121,13 +121,13 @@
         <label for="sex" class="control-label muted"><%= t("users.sex")%></label>
         <div class="controls">
           <label class="radio inline">
-            <%= f.radio_button :gender, "male" %><%= t('users.male')%>
+            <%= f.radio_button :sex, "male" %><%= t('users.male')%>
           </label>
           <label class="radio inline">
-            <%= f.radio_button :gender, "female" %><%= t('users.female')%>
+            <%= f.radio_button :sex, "female" %><%= t('users.female')%>
           </label>
           <label class="radio inline">
-            <%= f.radio_button :gender, "unknown" %><%= t('users.unknown')%>
+            <%= f.radio_button :sex, "unknown" %><%= t('users.unknown')%>
           </label>
         </div>
       </div>
diff --git a/app/views/admin/members/_member_for_listing.html.erb b/app/views/admin/members/_member_for_listing.html.erb
index b5e1128..2435608 100644
--- a/app/views/admin/members/_member_for_listing.html.erb
+++ b/app/views/admin/members/_member_for_listing.html.erb
@@ -1,10 +1,10 @@
   <% if member_for_listing.present?%>
     <% 
-      if member_for_listing.gender == 'male'
+      if member_for_listing.sex == 'male'
         @member_gender = 'gender-man'
-      elsif member_for_listing.gender == 'female'
+      elsif member_for_listing.sex == 'female'
         @member_gender = 'gender-woman'
-      elsif member_for_listing.gender.nil?
+      elsif member_for_listing.sex.nil?
         @member_gender = 'gender-none'
       end
     %>
diff --git a/app/views/admin/members/_member_for_summary.html.erb b/app/views/admin/members/_member_for_summary.html.erb
index 36f8ccf..8a43173 100644
--- a/app/views/admin/members/_member_for_summary.html.erb
+++ b/app/views/admin/members/_member_for_summary.html.erb
@@ -1,11 +1,11 @@
   <li id="<%= dom_id member_for_summary %>">
     <div class="member-avatar">
       <% 
-        if member_for_summary.gender == 'male'
+        if member_for_summary.sex == 'male'
           @member_sex = 'gender-man'
-        elsif member_for_summary.gender == 'female'
+        elsif member_for_summary.sex == 'female'
           @member_sex = 'gender-woman'
-        elsif member_for_summary.gender.nil?
+        elsif member_for_summary.sex.nil?
           @member_sex = 'gender-none'
         end
       %>    
diff --git a/app/views/admin/members/_member_for_thumbnail.html.erb b/app/views/admin/members/_member_for_thumbnail.html.erb
index 8bbad0b..52f85f2 100644
--- a/app/views/admin/members/_member_for_thumbnail.html.erb
+++ b/app/views/admin/members/_member_for_thumbnail.html.erb
@@ -1,9 +1,9 @@
   <% 
-  if member_for_thumbnail.gender == 'male'
+  if member_for_thumbnail.sex == 'male'
     @user_sex = 'gender-man'
-  elsif member_for_thumbnail.gender == 'female'
+  elsif member_for_thumbnail.sex == 'female'
     @user_sex = 'gender-woman'
-  elsif member_for_thumbnail.gender.nil?
+  elsif member_for_thumbnail.sex.nil?
     @user_sex = 'gender-none'
   end
   %>