diff --git a/pkg/reporters/telegram/unsubscribe.go b/pkg/reporters/telegram/unsubscribe.go
index 4efca9c..2ce6c03 100644
--- a/pkg/reporters/telegram/unsubscribe.go
+++ b/pkg/reporters/telegram/unsubscribe.go
@@ -35,7 +35,7 @@ func (reporter *Reporter) HandleUnsubscribe(c tele.Context) error {
 		))
 	}
 
-	removed := reporter.Manager.RemoveNotifier(address, reporter.Name(), c.Sender().Username)
+	removed := reporter.Manager.RemoveNotifier(address, reporter.Name(), c.Sender().ID)
 
 	if !removed {
 		return reporter.BotReply(c, "You are not subscribed to this validator's notifications")