diff --git a/docker/haproxy/config/haproxy.cfg b/docker/haproxy/config/haproxy.cfg
index 5efbb43459..63c566086e 100644
--- a/docker/haproxy/config/haproxy.cfg
+++ b/docker/haproxy/config/haproxy.cfg
@@ -102,7 +102,7 @@ backend tb-http-backend
   server tbHttp2 tb-http-transport2:8081 check inter 5s resolvers docker_resolver resolve-prefer ipv4
 
 backend tb-api-backend
-  balance leastconn
+  balance source
   option tcp-check
   option log-health-checks
   server tbApi1 tb-core1:8080 check inter 5s resolvers docker_resolver resolve-prefer ipv4