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 f23e840..8d05e75 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/overrides/options.txt b/client/overrides/options.txt
index 37715d2..8b09f1a 100644
--- a/client/overrides/options.txt
+++ b/client/overrides/options.txt
@@ -216,7 +216,7 @@ key_gui.xaero_toggle_pac_chunk_claims:key.keyboard.unknown
 key_key.longhotbar.swap:key.keyboard.r
 key_key.longhotbar.toggle_disable:key.keyboard.equal
 key_gui.xaero_pac_key_open_menu:key.keyboard.apostrophe
-soundCategory_master:0.5074606788079471
+soundCategory_master:0.15556446605960264
 soundCategory_music:0.0
 soundCategory_record:1.0
 soundCategory_weather:1.0
diff --git a/client/server-manifest.json b/client/server-manifest.json
index d42aa80..3673d16 100644
--- a/client/server-manifest.json
+++ b/client/server-manifest.json
@@ -1,7 +1,7 @@
 {
   "name": "mcmtrdy",
   "author": "yiyidx",
-  "version": "3.3",
+  "version": "3.4",
   "description": "",
   "fileApi": "https://mcmtrdy.codegang.top/files/modpack",
   "files": [
@@ -61,6 +61,10 @@
       "path": "mods/dragonlib-neoforge-1.21.1-beta-3.0.28.jar",
       "hash": "32ad20ba9a28629ecf47e0bfeb911f6c53bd1b7c"
     },
+    {
+      "path": "mods/mtcs-1.0.0+mc1.21.1.jar",
+      "hash": "20012b142f16a6123c8bad6a933c82c218bd48bb"
+    },
     {
       "path": "mods/drivebywire-0.3.0.jar",
       "hash": "b8b01f1e2d6fad22c3fa5f4a566262edbb9fda16"
@@ -5339,7 +5343,7 @@
     },
     {
       "path": "options.txt",
-      "hash": "4e7177528d35ecaa57f43d03d5d4726096754e4c"
+      "hash": "585304a16feb1cfe3a7e5df5cd65e0019c87d373"
     }
   ],
   "addons": [
diff --git a/server/addmod/mtcs-1.0.0+mc1.21.1.jar b/server/addmod/mtcs-1.0.0+mc1.21.1.jar
deleted file mode 100644
index 4ea8b14..0000000
Binary files a/server/addmod/mtcs-1.0.0+mc1.21.1.jar and /dev/null differ