diff --git a/router/src/main.rs b/router/src/main.rs
index 19b8ca13..39b975d5 100644
--- a/router/src/main.rs
+++ b/router/src/main.rs
@@ -165,7 +165,7 @@ struct Args {
     otlp_service_name: String,
 
     /// The Prometheus port to listen on.
-    #[clap(default_value = "9000", long, short, env)]
+    #[clap(default_value = "9000", long, env)]
     prometheus_port: u16,
 
     /// Unused for gRPC servers