diff --git a/src/garage/server.rs b/src/garage/server.rs
index 96ea900d..b6570301 100644
--- a/src/garage/server.rs
+++ b/src/garage/server.rs
@@ -34,7 +34,14 @@ pub async fn run_server(config_file: PathBuf, secrets: Secrets) -> Result<(), Er
 	// ---- Initialize Garage internals ----
 
 	#[cfg(feature = "metrics")]
-	let metrics_exporter = opentelemetry_prometheus::exporter().init();
+	let metrics_exporter = opentelemetry_prometheus::exporter()
+		.with_default_summary_quantiles(vec![0.25, 0.5, 0.75, 0.9, 0.95, 0.99])
+		.with_default_histogram_boundaries(vec![
+			0.001, 0.0015, 0.002, 0.003, 0.005, 0.007, 0.01, 0.015, 0.02, 0.03, 0.05, 0.07, 0.1,
+			0.15, 0.2, 0.3, 0.5, 0.7, 1., 1.5, 2., 3., 5., 7., 10., 15., 20., 30., 40., 50., 60.,
+			70., 100.,
+		])
+		.init();
 
 	info!("Initializing Garage main data store...");
 	let garage = Garage::new(config.clone())?;