diff --git a/Cargo.toml b/Cargo.toml
index 2d3e4aa..c31262a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -32,7 +32,7 @@ serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
 
 # Error handling
-thiserror = "1.0"
+thiserror = "2.0"
 
 # Logging
 tracing = "0.1"