diff --git a/internal/pkg/controller/changeevent.go b/internal/pkg/controller/changeevent.go
index ae744d6..f221d88 100644
--- a/internal/pkg/controller/changeevent.go
+++ b/internal/pkg/controller/changeevent.go
@@ -89,5 +89,5 @@
 		logger.Debugw(ctx, "Processed Port Change Event", log.Fields{"Port No": portNo, "Port Name": portName, "State": state, "Reason": status.PortStatus.Reason})
 		return nil
 	}
-	return errors.New("Invalid message received")
+	return errors.New("invalid message received")
 }