diff --git a/app/mailers/complaints_mailer.rb b/app/mailers/complaints_mailer.rb
index 82613d9b7a4235229733371a5a9625e287692ac7..f0721ea80d5422ffa05a629196883101ffb908bb 100644
--- a/app/mailers/complaints_mailer.rb
+++ b/app/mailers/complaints_mailer.rb
@@ -18,7 +18,7 @@
 # along with portalmec.  If not, see <http://www.gnu.org/licenses/>.
 
 class ComplaintsMailer < ApplicationMailer
-    default to: 'integrada.contato@mec.gov'
+    default to: 'integrada.contato@mec.gov.br'
     default from: Proc.new { @user.email }
 
     def new_complaint_received(complaint, user)