diff --git a/ShadowsocksX-NG/Info.plist b/ShadowsocksX-NG/Info.plist
index d68bdf5..fe71f4b 100644
--- a/ShadowsocksX-NG/Info.plist
+++ b/ShadowsocksX-NG/Info.plist
@@ -48,7 +48,7 @@
 		</dict>
 	</array>
 	<key>CFBundleVersion</key>
-	<string>1</string>
+	<string>3</string>
 	<key>LSApplicationCategoryType</key>
 	<string>public.app-category.utilities</string>
 	<key>LSMinimumSystemVersion</key>
diff --git a/ShadowsocksX-NG/LaunchAgentUtils.swift b/ShadowsocksX-NG/LaunchAgentUtils.swift
index 356df7b..c4a1395 100644
--- a/ShadowsocksX-NG/LaunchAgentUtils.swift
+++ b/ShadowsocksX-NG/LaunchAgentUtils.swift
@@ -8,7 +8,7 @@
 
 import Foundation
 
-let SS_LOCAL_VERSION = "2.5.4"
+let SS_LOCAL_VERSION = "2.5.6.static"
 let PRIVOXY_VERSION = "3.0.26.static"
 let APP_SUPPORT_DIR = "/Library/Application Support/ShadowsocksX-NG/"
 let LAUNCH_AGENT_DIR = "/Library/LaunchAgents/"
@@ -320,3 +320,5 @@ func SyncPrivoxy() {
     }
     }
 }
+
+// MARK: dependency
diff --git a/ShadowsocksX-NG/NetWorkMonitor.swift b/ShadowsocksX-NG/NetWorkMonitor.swift
index e2c113d..79c7a9f 100755
--- a/ShadowsocksX-NG/NetWorkMonitor.swift
+++ b/ShadowsocksX-NG/NetWorkMonitor.swift
@@ -32,7 +32,7 @@ open class NetWorkMonitor: NSObject {
             alertView.messageText = "网速显示不支持 macOS 10.12 Sierra!"
             alertView.informativeText = "因为 macOS 10.12 Sierra ABI 不稳定，因此暂时移除网速功能"
             alertView.addButton(withTitle: "取消网速显示")
-            DispatchQueue.main.sync(execute: { Void in
+            _ = DispatchQueue.main.sync(execute: { Void in
                 alertView.runModal()
             })
             stop()
diff --git a/ShadowsocksX-NG/install_ss_local.sh b/ShadowsocksX-NG/install_ss_local.sh
index 912230d..4c34d02 100755
--- a/ShadowsocksX-NG/install_ss_local.sh
+++ b/ShadowsocksX-NG/install_ss_local.sh
@@ -8,7 +8,7 @@
 
 
 cd `dirname "${BASH_SOURCE[0]}"`
-ssLocalVersion=2.5.4
+ssLocalVersion=2.5.6.static
 mkdir -p "$HOME/Library/Application Support/ShadowsocksX-NG/ss-local-$ssLocalVersion"
 cp -f ss-local "$HOME/Library/Application Support/ShadowsocksX-NG/ss-local-$ssLocalVersion/"
 rm -f "$HOME/Library/Application Support/ShadowsocksX-NG/ss-local"
diff --git a/ShadowsocksX-NG/ss-local b/ShadowsocksX-NG/ss-local
index 111fa5c..6045c71 100755
Binary files a/ShadowsocksX-NG/ss-local and b/ShadowsocksX-NG/ss-local differ