diff --git a/Cargo.toml b/Cargo.toml
index bb86556..08e5e4c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,6 +14,7 @@ maud = { version = "0.26.0", features = ["axum"] }
 prometheus-http-api = "0.2.0"
 serde = { version = "1.0.196", features = ["derive"] }
 serde_json = "1.0.113"
+serde_yaml = "0.9.31"
 smol = "2.0.0"
 smol-axum = "0.1.0"
 smol-macros = "0.1.0"