diff --git a/Cargo.toml b/Cargo.toml
index e51055e1c942..1392d15bb8e2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -234,7 +234,7 @@ time = { version = "0.3", optional = true }
 
 serde = { version = "1.0", features = ["derive"] }
 json5 = "0.4"
-thiserror = "1.0"
+thiserror = "2.0"
 base64 = "0.22"
 mime = { version = "0.3", optional = true }
 
diff --git a/crates/shadowsocks-service/Cargo.toml b/crates/shadowsocks-service/Cargo.toml
index 18f9781c9b10..e4b34f2e3db0 100644
--- a/crates/shadowsocks-service/Cargo.toml
+++ b/crates/shadowsocks-service/Cargo.toml
@@ -142,7 +142,7 @@ log = "0.4"
 cfg-if = "1"
 pin-project = "1.1"
 once_cell = "1.17"
-thiserror = "1.0"
+thiserror = "2.0"
 arc-swap = "1.7"
 
 spin = { version = "0.9" }
diff --git a/crates/shadowsocks/Cargo.toml b/crates/shadowsocks/Cargo.toml
index 49f1365dc5f6..f669eea5eb96 100644
--- a/crates/shadowsocks/Cargo.toml
+++ b/crates/shadowsocks/Cargo.toml
@@ -61,7 +61,7 @@ once_cell = "1.17"
 spin = { version = "0.9", features = ["std"] }
 pin-project = "1.1"
 bloomfilter = { version = "2.0.0", optional = true }
-thiserror = "1.0"
+thiserror = "2.0"
 rand = { version = "0.8", optional = true }
 lru_time_cache = { version = "0.11", optional = true }