diff --git a/Cargo.toml b/Cargo.toml
index df01c1d..dc536bc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -18,7 +18,7 @@ rust-version = "1.76.0"
 ureq = { version = "2.6", features = ["json"] }
 serde = { version = "1.0", features = ["derive"] }
 serde_json = { version = "1.0", features = ["raw_value"] }
-thiserror = "1.0"
+thiserror = "2.0"
 
 [dev-dependencies]
 assert_matches = "1.5"