diff --git a/Cargo.toml b/Cargo.toml
index 3002437..c61c948 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,7 +12,7 @@ lambda_http = "0.17.0"
 lambda_runtime = "0.14.0"
 lazy_static = "1.4.0"
 serde_json = "1.0.116"
-thiserror = "1.0.59"
+thiserror = "2.0.0"
 tokio = { version = "1.37.0", features = ["rt", "macros"] }
 tracing = "0.1.40"
 tracing-log = "0.2.0"