diff --git a/docker-compose/monitor/jaeger-v2-config.yml b/docker-compose/monitor/jaeger-v2-config.yml
index bc7160c5bb8..7d4e196e506 100644
--- a/docker-compose/monitor/jaeger-v2-config.yml
+++ b/docker-compose/monitor/jaeger-v2-config.yml
@@ -27,6 +27,7 @@ extensions:
           endpoint: http://prometheus:9090
           normalize_calls: true
           normalize_duration: true
+          metric_namespace: "traces_span_metrics"
 
 connectors:
   spanmetrics: