diff --git a/libnres/Cargo.toml b/libnres/Cargo.toml
index 650cc63..99539e7 100644
--- a/libnres/Cargo.toml
+++ b/libnres/Cargo.toml
@@ -13,4 +13,4 @@ keywords = ["gamedev", "library", "nres"]
 byteorder = "1.4"
 log = "0.4"
 miette = "7.0"
-thiserror = "1.0"
+thiserror = "2.0"