diff --git a/app/models/mailer.rb b/app/models/mailer.rb
index 4018f44a9..2760af323 100644
--- a/app/models/mailer.rb
+++ b/app/models/mailer.rb
@@ -73,7 +73,7 @@ class Mailer < ActionMailer::Base
     @project_name = "#{project.name}"
     @user = user
     @token = Token.get_token_from_user(user, 'autologin')
-    @project_url = url_for(:controller => 'projects', :action => 'show', :id => project.id, :user => user.id, :mail => true, :token => @token.value)
+    @project_url = url_for(:controller => 'projects', :action => 'show', :id => project.id, :user_id => user.id, :mail => true, :token => @token.value)
     mail :to => email, :subject => @subject
   end