diff --git a/Cargo.lock b/Cargo.lock
index a855ac5d..0febc99c 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1428,9 +1428,9 @@ checksum = "9a3a5bfb195931eeb336b2a7b4d761daec841b97f947d34394601737a7bba5e4"
 
 [[package]]
 name = "hyper"
-version = "1.3.1"
+version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fe575dd17d0862a9a33781c8c4696a55c320909004a67a00fb286ba8b1bc496d"
+checksum = "c4fe55fb7a772d59a5ff1dfbff4fe0258d19b89fec4b233e75d35d5d2316badc"
 dependencies = [
  "bytes",
  "futures-channel",
diff --git a/crates/shadowsocks-service/Cargo.toml b/crates/shadowsocks-service/Cargo.toml
index b4edecf6..b4110bce 100644
--- a/crates/shadowsocks-service/Cargo.toml
+++ b/crates/shadowsocks-service/Cargo.toml
@@ -167,7 +167,7 @@ async-trait = "0.1"
 socket2 = { version = "0.5", features = ["all"] }
 libc = "0.2.141"
 
-hyper = { version = "1.3", optional = true, features = ["full"] }
+hyper = { version = "1.4", optional = true, features = ["full"] }
 http-body-util = { version = "0.1", optional = true }
 http = { version = "1.1", optional = true }
 httparse = { version = "1.9", optional = true }