diff --git a/Cargo.toml b/Cargo.toml
index cd889da..81e6d73 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -39,7 +39,7 @@ sha1 = "0.10"
 sha2 = "0.10"
 signature = { version = "2.2", features = ["digest", "std"] }
 spki = { version = "0.7", optional = true }
-thiserror = "1"
+thiserror = "2"
 url = { version = "2.5", features = ["serde"] }
 zeroize = { version = "1.8", features = ["serde", "derive"] }