diff --git a/Cargo.toml b/Cargo.toml
index 42e7cc3..ef4553b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -20,7 +20,7 @@ bincode = { version = "1.3" }
 blake3 = { version = "1.3" }
 tokio-util = { version = "0.7", features = ["codec"] }
 lru = { version = "0.12" }
-thiserror = { version = "1.0" }
+thiserror = { version = "2.0" }
 
 [dev-dependencies]
 tokio = { version = "1", features = ["full"] }