diff --git a/index.toml b/index.toml
index 70cc332..3729003 100644
--- a/index.toml
+++ b/index.toml
@@ -13,8 +13,8 @@ file = "mods/MTR-London-Underground-Addon-fabric-2.2.4+1.20.4.jar"
 hash = "67953ba8b1652849a679722e7d3f6b230fdaf6537437f8e3c6e3ab6941d11b64"
 
 [[files]]
-file = "mods/MTR-fabric-4.0.0+1.20.4.jar"
-hash = "56ad596f7a0deedc8132869bd7cf2c95cd39d292c9ecb6bfd8c1aa8f2a302640"
+file = "mods/MTR-fabric-4.0.1+1.20.4.jar"
+hash = "f83302837345443380f7c6f6956af2342c7243ff557ff23147aa4427b5e349b1"
 
 [[files]]
 file = "mods/Slideshow-1.0.3-no-texture-size-limit.jar"
diff --git a/mods/MTR-fabric-4.0.0+1.20.4.jar b/mods/MTR-fabric-4.0.1+1.20.4.jar
similarity index 96%
rename from mods/MTR-fabric-4.0.0+1.20.4.jar
rename to mods/MTR-fabric-4.0.1+1.20.4.jar
index 3a6bdb7..a41c457 100644
Binary files a/mods/MTR-fabric-4.0.0+1.20.4.jar and b/mods/MTR-fabric-4.0.1+1.20.4.jar differ
diff --git a/pack.toml b/pack.toml
index a06d776..c133e44 100644
--- a/pack.toml
+++ b/pack.toml
@@ -6,7 +6,7 @@ pack-format = "packwiz:1.1.0"
 [index]
 file = "index.toml"
 hash-format = "sha256"
-hash = "2e7b53c2826455b4377b268975285f7b1b3f54e79ab7da62113a06775f3fbda8"
+hash = "2e853f5869c37c97f0818b12a24b889fdb78dd250a074e81346bd2b889ac8fff"
 
 [versions]
 fabric = "0.16.14"