diff --git a/app/views/admins/stats.html.haml b/app/views/admins/stats.html.haml
index 0dc6fac66..c3ce51c3a 100644
--- a/app/views/admins/stats.html.haml
+++ b/app/views/admins/stats.html.haml
@@ -7,7 +7,7 @@
 
       .pull-right
         = form_tag('/admins/stats', :method => 'get', class: 'form-inline') do
-          %select{:name => 'range'}
+          %select.form-control{name: "range"}
             %option{:value => 'daily', :selected => ('selected' if params[:range] == 'daily')}
               = t('.daily')
             %option{:value => 'week', :selected => ('selected' if params[:range] == 'week')}
diff --git a/app/views/admins/weekly_user_stats.haml b/app/views/admins/weekly_user_stats.haml
index fbda59583..fe2f88e35 100644
--- a/app/views/admins/weekly_user_stats.haml
+++ b/app/views/admins/weekly_user_stats.haml
@@ -8,7 +8,7 @@
 
       .pull-right
         = form_tag('/admins/weekly_user_stats', method: 'get', class: 'form-inline') do
-          = select_tag(:week, options_for_select(@created_users_by_week.keys.reverse, @selected_week))
+          = select_tag(:week, options_for_select(@created_users_by_week.keys.reverse, @selected_week), class: "form-control")
           = submit_tag t('admins.stats.go'), class: 'btn btn-primary'
 
       = t('.amount_of', count: @counter)