diff --git a/ShadowsocksX-NG/ServerProfile.swift b/ShadowsocksX-NG/ServerProfile.swift
index be36cb5..f91aa58 100644
--- a/ShadowsocksX-NG/ServerProfile.swift
+++ b/ShadowsocksX-NG/ServerProfile.swift
@@ -338,7 +338,7 @@ class ServerProfile: NSObject, NSCopying {
         PingUtil.pingHost(serverHost, success: { (ping) in
             self.ping = ping
         }, failure: {
-            print("ping failure")
+            NSLog("Ping %@ fail", self.serverHost)
         })
     }
 }