diff --git a/client/overrides/mods/mtcs-1.0.0+mc1.21.1.jar b/client/overrides/mods/mtcs-1.0.0+mc1.21.1.jar
index 41c31be..4ed6eba 100644
Binary files a/client/overrides/mods/mtcs-1.0.0+mc1.21.1.jar and b/client/overrides/mods/mtcs-1.0.0+mc1.21.1.jar differ
diff --git a/client/server-manifest.json b/client/server-manifest.json
index d9ac771..cf3c61f 100644
--- a/client/server-manifest.json
+++ b/client/server-manifest.json
@@ -1,7 +1,7 @@
 {
   "name": "mcmtrdy",
   "author": "yiyidx",
-  "version": "3.4.6",
+  "version": "3.4.7",
   "description": "",
   "fileApi": "https://mcmtrdy.codegang.top/files/modpack",
   "files": [
@@ -63,7 +63,7 @@
     },
     {
       "path": "mods/mtcs-1.0.0+mc1.21.1.jar",
-      "hash": "ba0fcce96465ac2e2003382abed07b6ba30ed2e4"
+      "hash": "b4d49a7f67a61126068b9c6675b04fd85eada803"
     },
     {
       "path": "mods/drivebywire-0.3.0.jar",