diff --git a/Atomic/Dropbox.h b/Atomic/Dropbox.h
index 5967c24..312fddb 100644
--- a/Atomic/Dropbox.h
+++ b/Atomic/Dropbox.h
@@ -153,10 +153,18 @@ namespace Alepha::Hydrogen::Atomic  ::detail::  Dropbox_m
 				sendoff();
 			}
 
+			void
+			finish( auto newNotification )
+			{
+				auto &preparing= drops.producer.acquireBox();
+				preparing.notification= std::make_exception_ptr( std::move( newNotification ) );
+				sendoff();
+			}
+
 			void
 			finish()
 			{
-				notify( build_exception< FinishedCondition >( "" ) );
+				finish( build_exception< FinishedCondition >( "" ) );
 			}
 	};
 }
diff --git a/Atomic/Mailbox.h b/Atomic/Mailbox.h
index 12ac6ba..d420327 100644
--- a/Atomic/Mailbox.h
+++ b/Atomic/Mailbox.h
@@ -241,6 +241,19 @@ namespace Alepha::Hydrogen::Atomic  ::detail::  Mailbox_m
 				checkpoint( lock );
 			}
 
+			/*!
+			 * @brief      This function will pump the mailbox, and deliver a custom notification
+			 *             event to the other side, without waiting (last step).
+			 */
+			void
+			finish( auto newNotification )
+			{
+				auto notification_ptr= std::make_exception_ptr( std::move( newNotification ) );
+				Alepha::unique_lock lock( access );
+				notification= std::move( notification_ptr );
+				checkpoint( lock );
+			}
+
 
 			/*!
 			 * @brief      This function will pump the mailbox, and deliver a custom notification
@@ -249,7 +262,7 @@ namespace Alepha::Hydrogen::Atomic  ::detail::  Mailbox_m
 			void
 			notify( auto newNotification )
 			{
-				auto notification_ptr= std::make_exception_ptr( std::move( notification ) );
+				auto notification_ptr= std::make_exception_ptr( std::move( newNotification ) );
 				Alepha::unique_lock lock( access );
 				assertion( not finished );
 				notification= std::move( notification_ptr );