1diff --git a/Cargo.toml b/Cargo.toml 2index 9d54c72..59ad06b 100644 3--- a/Cargo.toml 4+++ b/Cargo.toml 5@@ -39,6 +39,7 @@ version = "1.0" 6 7 [dev-dependencies.serde] 8 version = "1.0" 9+features = ["serde_derive"] 10 11 [dev-dependencies.serde_derive] 12 version = "1.0" 13