diff --git a/bucket/kcptun.json b/bucket/kcptun.json
index ad575da874..0b89013df4 100644
--- a/bucket/kcptun.json
+++ b/bucket/kcptun.json
@@ -1,12 +1,12 @@
 {
     "homepage": "https://github.com/xtaci/kcptun",
     "description": "A Stable & Secure Tunnel based on KCP with N:M multiplexing and FEC.",
-    "version": "20240906",
+    "version": "20240919",
     "license": "MIT",
     "architecture": {
         "64bit": {
-            "url": "https://github.com/xtaci/kcptun/releases/download/v20240906/kcptun-windows-amd64-20240906.tar.gz",
-            "hash": "sha1:54b61bb6481061796569c00484d3511d401ff355",
+            "url": "https://github.com/xtaci/kcptun/releases/download/v20240919/kcptun-windows-amd64-20240919.tar.gz",
+            "hash": "sha1:c0035c83d85d13aa700723823a0fd194cd4c3852",
             "bin": [
                 [
                     "client_windows_amd64.exe",
@@ -19,8 +19,8 @@
             ]
         },
         "32bit": {
-            "url": "https://github.com/xtaci/kcptun/releases/download/v20240906/kcptun-windows-386-20240906.tar.gz",
-            "hash": "sha1:51d71f0322f1bb88a1825a1f290282d16878534e",
+            "url": "https://github.com/xtaci/kcptun/releases/download/v20240919/kcptun-windows-386-20240919.tar.gz",
+            "hash": "sha1:448a6e4e588afd1f1c1a256adfb590c5aa533105",
             "bin": [
                 [
                     "client_windows_386.exe",