diff --git a/Cargo.lock b/Cargo.lock
index 7e6ba4e..c9092ff 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -483,9 +483,9 @@ checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"
 
 [[package]]
 name = "bytes"
-version = "1.9.0"
+version = "1.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "325918d6fe32f23b19878fe4b34794ae41fc19ddbe53b10571a4874d44ffd39b"
+checksum = "d71b6127be86fdcfddb610f7182ac57211d4b18a3e9c82eb2d17662f2227ad6a"
 
 [[package]]
 name = "bytestring"
@@ -2238,10 +2238,11 @@ dependencies = [
 
 [[package]]
 name = "sonic-rs"
-version = "0.3.17"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0275f9f2f07d47556fe60c2759da8bc4be6083b047b491b2d476aa0bfa558eb1"
+checksum = "4f349e0c89e580088ff03d98beed21ea0d1f4deeaba061976d5405a45ab16cf4"
 dependencies = [
+ "ahash",
  "bumpalo",
  "bytes",
  "cfg-if",
diff --git a/Cargo.toml b/Cargo.toml
index 9d7b2e8..2489de8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -37,7 +37,7 @@ confik = "0.12.0"
 ## json
 serde = { version = "1.0.218", features = ["derive"] }
 serde_json = "1.0.140"
-sonic-rs = "0.3.17"
+sonic-rs = "0.4.0"
 
 ## another
 chrono = { version = "0.4.40", features = ["serde"] }