diff --git a/lib/active_model/one_time_password.rb b/lib/active_model/one_time_password.rb
index 7da5cf1..e04cf2e 100644
--- a/lib/active_model/one_time_password.rb
+++ b/lib/active_model/one_time_password.rb
@@ -96,11 +96,19 @@ def otp_column=(attr)
       end
 
       def otp_counter
-        self.public_send(self.class.otp_counter_column_name)
+        if self.class.otp_counter_column_name != 'otp_counter'
+          self.public_send(self.class.otp_counter_column_name)
+        else
+          super
+        end
       end
 
       def otp_counter=(attr)
-        self.public_send("#{self.class.otp_counter_column_name}=", attr)
+        if self.class.otp_counter_column_name != 'otp_counter'
+          self.public_send("#{self.class.otp_counter_column_name}=", attr)
+        else
+          super
+        end
       end
     end
   end