diff --git a/Cargo.toml b/Cargo.toml
index 19b91cf..1d38d1c 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -20,5 +20,6 @@ clap = { version = "4.4", features = ["derive"] }
 log = { version = "0.4", features = ["std"] }
 daemonize = "0.5.0"
 num-rational = "0.4"
+num-traits = "0.2"