diff --git a/test/mailers/previews/user_mailer_preview.rb b/test/mailers/previews/user_mailer_preview.rb
index 4310f51a96..7aa217d946 100644
--- a/test/mailers/previews/user_mailer_preview.rb
+++ b/test/mailers/previews/user_mailer_preview.rb
@@ -42,7 +42,7 @@ def claim_notification
   
   def invite_request_declined
     user = create(:user, :for_mailer_preview)
-    total = params[:total] || 1
+    total = params[:total] ? params[:total].to_i : 1
     reason = "test reason"
     UserMailer.invite_request_declined(user.id, total, reason)
   end