diff --git a/Cargo.toml b/Cargo.toml
index c5c15ca..a42751b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -17,4 +17,4 @@ anarchist-readable-name-generator-lib = "0.1.2"
 clap_complete = "4.5.22"
 clap = { version = "4.5.16", features = ["derive", "cargo", "wrap_help", "env", "unicode" ] }
 miette = { version = "7.2.0", features = ["fancy"] }
-thiserror = "1.0.63"
+thiserror = "2.0.0"