diff --git a/slingshot/src/server.rs b/slingshot/src/server.rs
index ad9dd72..e0819e7 100644
--- a/slingshot/src/server.rs
+++ b/slingshot/src/server.rs
@@ -755,7 +755,7 @@ pub async fn serve(
         )
         .await
     } else {
-        run(TcpListener::bind(bind.to_string()), app, shutdown).await
+        run(TcpListener::bind(bind), app, shutdown).await
     }
 }
 
diff --git a/spacedust/src/main.rs b/spacedust/src/main.rs
index 1e26bd8..aae1554 100644
--- a/spacedust/src/main.rs
+++ b/spacedust/src/main.rs
@@ -138,7 +138,7 @@ async fn main() -> Result<(), String> {
 }
 
 fn install_metrics_server(
-    bind_metrics: std::net::SocketAddr,
+    bind: std::net::SocketAddr,
 ) -> Result<(), metrics_exporter_prometheus::BuildError> {
     log::info!("installing metrics server...");
     PrometheusBuilder::new()
@@ -146,11 +146,8 @@ fn install_metrics_server(
         .set_bucket_duration(std::time::Duration::from_secs(300))?
         .set_bucket_count(std::num::NonZero::new(12).unwrap()) // count * duration = 60 mins. stuff doesn't happen that fast here.
         .set_enable_unit_suffix(false) // this seemed buggy for constellation (sometimes wouldn't engage)
-        .with_http_listener(bind_metrics)
+        .with_http_listener(bind)
         .install()?;
-    log::info!(
-        "metrics server installed! listening on http://{}",
-        bind_metrics
-    );
+    log::info!("metrics server installed! listening on {bind}");
     Ok(())
 }
diff --git a/ufos/src/main.rs b/ufos/src/main.rs
index 9f5cafe..20f7cfe 100644
--- a/ufos/src/main.rs
+++ b/ufos/src/main.rs
@@ -165,19 +165,16 @@ async fn go<B: StoreBackground + 'static>(
     Ok(())
 }
 
-fn install_metrics_server(bind_metrics: std::net::SocketAddr) -> anyhow::Result<()> {
+fn install_metrics_server(bind: std::net::SocketAddr) -> anyhow::Result<()> {
     log::info!("installing metrics server...");
     PrometheusBuilder::new()
         .set_quantiles(&[0.5, 0.9, 0.99, 1.0])?
         .set_bucket_duration(Duration::from_secs(60))?
         .set_bucket_count(std::num::NonZero::new(10).unwrap()) // count * duration = 10 mins. stuff doesn't happen that fast here.
         .set_enable_unit_suffix(false) // this seemed buggy for constellation (sometimes wouldn't engage)
-        .with_http_listener(bind_metrics)
+        .with_http_listener(bind)
         .install()?;
-    log::info!(
-        "metrics server installed! listening on http://{}",
-        bind_metrics
-    );
+    log::info!("metrics server installed! listening on {bind}");
     Ok(())
 }