diff --git a/data/templates/mdns/yunomdns.service b/data/templates/mdns/yunomdns.service
index ce2641b5d..c1f1b7b06 100644
--- a/data/templates/mdns/yunomdns.service
+++ b/data/templates/mdns/yunomdns.service
@@ -6,6 +6,7 @@ After=network.target
 User=mdns
 Group=mdns
 Type=simple
+Environment=PYTHONUNBUFFERED=1
 ExecStart=/usr/bin/yunomdns
 StandardOutput=syslog