diff --git a/Cargo.lock b/Cargo.lock
index c9e3626..afbad4a 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1356,6 +1356,7 @@ checksum = "47e1ffaa40ddd1f3ed91f717a33c8c0ee23fff369e3aa8772b9605cc1d22f4c3"
 name = "mcp-server"
 version = "0.1.0"
 dependencies = [
+ "async-trait",
  "axum",
  "base64",
  "crank-adapter-grpc",
@@ -1370,6 +1371,7 @@ dependencies = [
  "serde_json",
  "sha2",
  "sqlx",
+ "thiserror",
  "time",
  "tokio",
  "tracing",