diff --git a/lib/reactive_record/active_record/reactive_record/base.rb b/lib/reactive_record/active_record/reactive_record/base.rb
index 86677f7a..49c766ef 100644
--- a/lib/reactive_record/active_record/reactive_record/base.rb
+++ b/lib/reactive_record/active_record/reactive_record/base.rb
@@ -297,7 +297,7 @@ def errors!(hash)
       errors.clear && return unless hash
       hash.each do |attribute, messages|
         messages.each do |message|
-          errors.add(attribute, message: message)
+          errors.add(attribute, message)
         end
       end
     end