diff --git a/Cargo.toml b/Cargo.toml
index 579c6ae..d0461d2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -38,7 +38,7 @@ serde = { version = "1.0", default-features = false }
 serde_bytes = { version = "0.11", default-features = false }
 serde_derive = { version = "1.0" }
 sha-1 = { version = "0.10", default-features = false }
-thiserror = "1.0"
+thiserror = "2.0"
 
 [dev-dependencies]
 hex-literal = "0.4.1"