diff --git a/v2rayN/v2rayN/Global.cs b/v2rayN/v2rayN/Global.cs
index 88a677e3..52bf04f9 100644
--- a/v2rayN/v2rayN/Global.cs
+++ b/v2rayN/v2rayN/Global.cs
@@ -20,6 +20,7 @@ namespace v2rayN
         public const string hysteriaCoreUrl = "https://github.com/HyNetwork/hysteria/releases";
         public const string naiveproxyCoreUrl = "https://github.com/klzgrad/naiveproxy/releases";
         public const string tuicCoreUrl = "https://github.com/EAimTY/tuic/releases";
+        public const string sing-boxCoreUrl = "https://github.com/SagerNet/sing-box/releases";
         public const string geoUrl = "https://github.com/Loyalsoldier/v2ray-rules-dat/releases/latest/download/{0}.dat";
 
 
diff --git a/v2rayN/v2rayN/Handler/LazyConfig.cs b/v2rayN/v2rayN/Handler/LazyConfig.cs
index b26f9dea..2c42d0c8 100644
--- a/v2rayN/v2rayN/Handler/LazyConfig.cs
+++ b/v2rayN/v2rayN/Handler/LazyConfig.cs
@@ -181,6 +181,14 @@ namespace v2rayN.Handler
                 arguments = "-c config.json",
                 coreUrl = Global.tuicCoreUrl
             });
+            
+            coreInfos.Add(new CoreInfo
+            {
+                coreType = ECoreType.sing-box,
+                coreExes = new List<string> { "sing-box-client", "sing-box" },
+                arguments = "-c config.json",
+                coreUrl = Global.sing-boxCoreUrl
+            });
         }
 
     }
diff --git a/v2rayN/v2rayN/Mode/ECoreType.cs b/v2rayN/v2rayN/Mode/ECoreType.cs
index be3946ff..b66abba9 100644
--- a/v2rayN/v2rayN/Mode/ECoreType.cs
+++ b/v2rayN/v2rayN/Mode/ECoreType.cs
@@ -12,6 +12,7 @@ namespace v2rayN.Mode
         hysteria = 21,
         naiveproxy = 22,
         tuic = 23,
+        sing-box = 24,
         v2rayN = 99
     }
 }