diff --git a/iperf3/docker-compose.yml b/iperf3/docker-compose.yml
index 09c0c69..48ac881 100644
--- a/iperf3/docker-compose.yml
+++ b/iperf3/docker-compose.yml
@@ -10,5 +10,7 @@ services:
         restart: unless-stopped
         deploy:
           placement:
-            node-hostname == NODE-19
+            constraints:
+              - node.labels.iperf3 == here
+