diff --git a/Cargo.toml b/Cargo.toml
index 0e8a55b..4cc5e79 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -16,7 +16,7 @@ maintenance = { status = "actively-developed" }
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-thiserror = "1.0"
+thiserror = "2.0"
 async-lock = "3.3"
 futures-lite = "2.3"
 bytes = "1.6"