diff --git a/packages/yew-attrs/Cargo.toml b/packages/yew-attrs/Cargo.toml
index ab0709f..1047287 100644
--- a/packages/yew-attrs/Cargo.toml
+++ b/packages/yew-attrs/Cargo.toml
@@ -10,6 +10,6 @@ version.workspace = true
 
 [dependencies]
 indexmap = "2.4.0"
-thiserror = "1.0.63"
+thiserror = "2.0.0"
 yew.workspace = true
 yew-attrs-macro = { path = "../yew-attrs-macro", version = "0.2.4" }