diff --git a/libnetwork/controller.go b/libnetwork/controller.go
index 4e9a30461b..1793a8f988 100644
--- a/libnetwork/controller.go
+++ b/libnetwork/controller.go
@@ -1308,7 +1308,6 @@ func (c *controller) StartDiagnose(port int) {
 	c.Lock()
 	defer c.Unlock()
 	if !c.DiagnoseServer.IsDebugEnable() {
-		logrus.Errorf("StartDiagnose received the port %d", port)
 		c.DiagnoseServer.EnableDebug("127.0.0.1", port)
 	}
 }