diff --git a/mla/Cargo.toml b/mla/Cargo.toml
index 11d40b5..0af5b80 100644
--- a/mla/Cargo.toml
+++ b/mla/Cargo.toml
@@ -14,7 +14,7 @@ readme = "../README.md"
 [dependencies]
 rand = { version = "0.8", default-features = false, features = ["getrandom", "std"]}
 rand_chacha = { version = "0.3", default-features = false}
-brotli = { version = "3.3", default-features = false, features = ["std"]}
+brotli = { version = "4.0", default-features = false, features = ["std"]}
 bitflags = { version = "2.1", default-features = false, features = ["serde"]}
 byteorder = { version = "1.3", default-features = false, features = ["std"] }
 serde = { version = "1", default-features = false, features = ["derive"] }