diff --git a/thirtyfour/Cargo.toml b/thirtyfour/Cargo.toml
index 6141097..944639f 100644
--- a/thirtyfour/Cargo.toml
+++ b/thirtyfour/Cargo.toml
@@ -49,7 +49,7 @@ serde_json = { version = "1.0.132", features = ["preserve_order"] }
 serde_repr = "0.1.19"
 stringmatch = "0.4"
 thirtyfour-macros = { path = "../thirtyfour-macros", version = "0.2.0", optional = true }
-thiserror = "1.0.64"
+thiserror = "2.0.0"
 arc-swap = "1"
 tokio = { version = "1", features = [
     "rt",