diff --git a/hub/route/server.go b/hub/route/server.go
index 4c22609cf..1810a707c 100644
--- a/hub/route/server.go
+++ b/hub/route/server.go
@@ -228,6 +228,7 @@ func startUnix(cfg *Config) {
 			log.Errorln("External controller unix listen error: %s", err)
 			return
 		}
+		_ = os.Chmod(addr, 0o666)
 		log.Infoln("RESTful API unix listening at: %s", l.Addr().String())
 
 		server := &http.Server{