diff --git a/docker/services/iperf3 b/docker/services/iperf3
index 1702d7d..c9c5dfb 100644
--- a/docker/services/iperf3
+++ b/docker/services/iperf3
@@ -1,5 +1,6 @@
     network_mode: 'service:tinc'
     image: networkstatic/iperf3:latest
+    command: '-s'
     depends_on:
       - tinc
     restart: always