diff --git a/Cargo.toml b/Cargo.toml
index 108ea8d..5aeeddb 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,4 +11,4 @@ edition = "2018"
 
 [dependencies]
 libc = "0.2.39"
-thiserror = "1.0"
+thiserror = "2.0"