diff --git a/v2rayN/v2rayN/Forms/MainForm.Designer.cs b/v2rayN/v2rayN/Forms/MainForm.Designer.cs
index 6a76630c..f0fe26dc 100644
--- a/v2rayN/v2rayN/Forms/MainForm.Designer.cs
+++ b/v2rayN/v2rayN/Forms/MainForm.Designer.cs
@@ -111,6 +111,7 @@
             this.tsbCheckUpdate = new System.Windows.Forms.ToolStripDropDownButton();
             this.tsbCheckUpdateN = new System.Windows.Forms.ToolStripMenuItem();
             this.tsbCheckUpdateCore = new System.Windows.Forms.ToolStripMenuItem();
+            this.tsbCheckUpdateSagerNetCore = new System.Windows.Forms.ToolStripMenuItem();
             this.tsbCheckUpdateXrayCore = new System.Windows.Forms.ToolStripMenuItem();
             this.toolStripSeparator16 = new System.Windows.Forms.ToolStripSeparator();
             this.tsbCheckUpdateClashCore = new System.Windows.Forms.ToolStripMenuItem();
@@ -718,6 +719,7 @@
             this.tsbCheckUpdate.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
             this.tsbCheckUpdateN,
             this.tsbCheckUpdateCore,
+            this.tsbCheckUpdateSagerNetCore,
             this.tsbCheckUpdateXrayCore,
             this.toolStripSeparator16,
             this.tsbCheckUpdateClashCore,
@@ -740,6 +742,12 @@
             resources.ApplyResources(this.tsbCheckUpdateCore, "tsbCheckUpdateCore");
             this.tsbCheckUpdateCore.Click += new System.EventHandler(this.tsbCheckUpdateCore_Click);
             // 
+            // tsbCheckUpdateSagerNetCore
+            // 
+            this.tsbCheckUpdateSagerNetCore.Name = "tsbCheckUpdateSagerNetCore";
+            resources.ApplyResources(this.tsbCheckUpdateSagerNetCore, "tsbCheckUpdateSagerNetCore");
+            this.tsbCheckUpdateSagerNetCore.Click += new System.EventHandler(this.tsbCheckUpdateSagerNetCore_Click);
+            // 
             // tsbCheckUpdateXrayCore
             // 
             this.tsbCheckUpdateXrayCore.Name = "tsbCheckUpdateXrayCore";
@@ -972,6 +980,7 @@
         private System.Windows.Forms.ToolStripMenuItem tsbCheckUpdateClashMetaCore;
         private System.Windows.Forms.ToolStripSeparator toolStripSeparator16;
         private System.Windows.Forms.ToolStripMenuItem menuSortServerResult;
+        private System.Windows.Forms.ToolStripMenuItem tsbCheckUpdateSagerNetCore;
     }
 }
 
diff --git a/v2rayN/v2rayN/Forms/MainForm.cs b/v2rayN/v2rayN/Forms/MainForm.cs
index 086c41df..0c490514 100644
--- a/v2rayN/v2rayN/Forms/MainForm.cs
+++ b/v2rayN/v2rayN/Forms/MainForm.cs
@@ -1364,6 +1364,11 @@ namespace v2rayN.Forms
             CheckUpdateCore(ECoreType.v2fly);
         }
 
+        private void tsbCheckUpdateSagerNetCore_Click(object sender, EventArgs e)
+        {
+            CheckUpdateCore(ECoreType.SagerNet);
+        }
+
         private void tsbCheckUpdateXrayCore_Click(object sender, EventArgs e)
         {
             CheckUpdateCore(ECoreType.Xray);
diff --git a/v2rayN/v2rayN/Forms/MainForm.resx b/v2rayN/v2rayN/Forms/MainForm.resx
index 5714620a..2d512adb 100644
--- a/v2rayN/v2rayN/Forms/MainForm.resx
+++ b/v2rayN/v2rayN/Forms/MainForm.resx
@@ -842,6 +842,9 @@
   <data name="tsbCheckUpdateCore.Text" xml:space="preserve">
     <value>Update v2fly Core</value>
   </data>
+  <data name="tsbCheckUpdateSagerNetCore.Size" type="System.Drawing.Size, System.Drawing">
+    <value>219, 22</value>
+  </data>
   <data name="tsbCheckUpdateXrayCore.Size" type="System.Drawing.Size, System.Drawing">
     <value>219, 22</value>
   </data>
@@ -1412,6 +1415,12 @@
   <data name="&gt;&gt;tsbCheckUpdateCore.Type" xml:space="preserve">
     <value>System.Windows.Forms.ToolStripMenuItem, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
   </data>
+  <data name="&gt;&gt;tsbCheckUpdateSagerNetCore.Name" xml:space="preserve">
+    <value>tsbCheckUpdateSagerNetCore</value>
+  </data>
+  <data name="&gt;&gt;tsbCheckUpdateSagerNetCore.Type" xml:space="preserve">
+    <value>System.Windows.Forms.ToolStripMenuItem, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </data>
   <data name="&gt;&gt;tsbCheckUpdateXrayCore.Name" xml:space="preserve">
     <value>tsbCheckUpdateXrayCore</value>
   </data>
@@ -1514,4 +1523,7 @@
   <data name="&gt;&gt;$this.Type" xml:space="preserve">
     <value>v2rayN.Forms.BaseForm, v2rayN, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null</value>
   </data>
+  <data name="tsbCheckUpdateSagerNetCore.Text" xml:space="preserve">
+    <value>Update SagerNet Core</value>
+  </data>
 </root>
\ No newline at end of file
diff --git a/v2rayN/v2rayN/Forms/MainForm.zh-Hans.resx b/v2rayN/v2rayN/Forms/MainForm.zh-Hans.resx
index 695e1a3d..e1a374e3 100644
--- a/v2rayN/v2rayN/Forms/MainForm.zh-Hans.resx
+++ b/v2rayN/v2rayN/Forms/MainForm.zh-Hans.resx
@@ -570,4 +570,7 @@
   <data name="menuSortServerResult.Text" xml:space="preserve">
     <value>按测试结果排序 (Ctrl+E)</value>
   </data>
+  <data name="tsbCheckUpdateSagerNetCore.Text" xml:space="preserve">
+    <value>SagerNet-Core</value>
+  </data>
 </root>
\ No newline at end of file
diff --git a/v2rayN/v2rayN/Handler/UpdateHandle.cs b/v2rayN/v2rayN/Handler/UpdateHandle.cs
index 88ade46d..8a86892e 100644
--- a/v2rayN/v2rayN/Handler/UpdateHandle.cs
+++ b/v2rayN/v2rayN/Handler/UpdateHandle.cs
@@ -392,6 +392,7 @@ namespace v2rayN.Handler
                 switch (type)
                 {
                     case ECoreType.v2fly:
+                    case ECoreType.SagerNet:
                     case ECoreType.Xray:
                         {
                             curVersion = "v" + getCoreVersion(type);