diff --git a/Cargo.toml b/Cargo.toml
index d68b596..0054e75 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -22,7 +22,7 @@ paste = "1"
 serde_json = "1"
 smart-default = "0.7"
 strum = { features = ["derive"], version = "0.26" }
-thiserror = "1"
+thiserror = "2"
 
 [workspace.package]
 authors = ["Joe McCain III <jo3mccain@icloud.com>",]
diff --git a/neo/Cargo.toml b/neo/Cargo.toml
index 1fb8701..a04b12e 100644
--- a/neo/Cargo.toml
+++ b/neo/Cargo.toml
@@ -47,7 +47,7 @@ num = "0.4"
 paste.workspace = true
 petgraph = "0.6"
 strum.workspace = true
-thiserror = "1"
+thiserror = "2"
 
 [dependencies.serde]
 features = ["derive"]