diff --git a/decor/on_abort.go b/decor/on_abort.go
index 65a8d9d..f71928f 100644
--- a/decor/on_abort.go
+++ b/decor/on_abort.go
@@ -1,30 +1,21 @@
 package decor
 
 var (
-	_ Decorator = (*onAbortWrapper)(nil)
-	_ Wrapper   = (*onAbortWrapper)(nil)
+	_ Decorator = onAbortWrapper{}
+	_ Wrapper   = onAbortWrapper{}
 )
 
-// OnAbort returns decorator, which wraps provided decorator with sole
-// purpose to display provided message on abort event. It has no effect
-// if bar.Abort(drop bool) is called with true argument.
+// OnAbort wrap decorator.
+// Displays provided message on abort event.
+// Has no effect if bar.Abort(true) is called.
 //
 //	`decorator` Decorator to wrap
-//
-//	`message` message to display on abort event
+//	`message` message to display
 func OnAbort(decorator Decorator, message string) Decorator {
 	if decorator == nil {
 		return nil
 	}
-	d := &onAbortWrapper{
-		Decorator: decorator,
-		msg:       message,
-	}
-	if md, ok := decorator.(*mergeDecorator); ok {
-		d.Decorator, md.Decorator = md.Decorator, d
-		return md
-	}
-	return d
+	return onAbortWrapper{decorator, message}
 }
 
 type onAbortWrapper struct {
@@ -32,13 +23,13 @@
 	msg string
 }
 
-func (d *onAbortWrapper) Decor(s Statistics) string {
+func (d onAbortWrapper) Decor(s Statistics) (string, int) {
 	if s.Aborted {
-		return d.GetConf().FormatMsg(d.msg)
+		return d.Format(d.msg)
 	}
 	return d.Decorator.Decor(s)
 }
 
-func (d *onAbortWrapper) Unwrap() Decorator {
+func (d onAbortWrapper) Unwrap() Decorator {
 	return d.Decorator
 }