diff --git a/Cargo.lock b/Cargo.lock
index 0e1c5a96..180f80b5 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2687,7 +2687,7 @@ dependencies = [
  "hex",
  "lrwn",
  "serde",
- "thiserror 1.0.69",
+ "thiserror 2.0.4",
 ]
 
 [[package]]
diff --git a/lrwn-filters/Cargo.toml b/lrwn-filters/Cargo.toml
index 362f98e5..01768481 100644
--- a/lrwn-filters/Cargo.toml
+++ b/lrwn-filters/Cargo.toml
@@ -13,7 +13,7 @@
 
 [dependencies]
   hex = "0.4"
-  thiserror = "1.0"
+  thiserror = "2.0"
   serde = { version = "1.0", features = ["derive"], optional = true }
 
 [dev-dependencies]