diff --git a/app/helpers/form_page_error_helper.rb b/app/helpers/form_page_error_helper.rb
index c2c13e0c6..2c90bfd2a 100644
--- a/app/helpers/form_page_error_helper.rb
+++ b/app/helpers/form_page_error_helper.rb
@@ -14,6 +14,6 @@ module FormPageErrorHelper
   end
 
   def all_questions_affected_by_errors(log)
-    log.errors.map(&:attribute) - [:base]
+    (log.errors.map(&:attribute) - [:base]).uniq
   end
 end