diff --git a/Cargo.toml b/Cargo.toml
index 4c03b72..a737dc2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -33,7 +33,7 @@ ring = { version = "0.17", features = ["std"], optional = true }
 rustls-pki-types = "1.1.0"
 serde = { version = "1.0.104", features = ["derive"] }
 serde_json = "1.0.78"
-thiserror = "1.0.30"
+thiserror = "2"
 
 [dev-dependencies]
 anyhow = "1.0.66"