diff --git a/external/kafka/kafka.go b/external/kafka/kafka.go
index 480d344..02a90b3 100644
--- a/external/kafka/kafka.go
+++ b/external/kafka/kafka.go
@@ -12,7 +12,7 @@ var (
 func ExternalInit() {
 	kafkaWriter = kafka.NewWriter(kafka.WriterConfig{
 		Brokers:  []string{"192.168.1.50:9092"},
-		Topic:    "topic-overflow-probe-metric",
+		Topic:    "overflow-metric-topic",
 		Balancer: &kafka.LeastBytes{},
 	})
 }