diff --git a/src/compute/src/lib.rs b/src/compute/src/lib.rs
index e9250cfaa35ab..1336a84980cea 100644
--- a/src/compute/src/lib.rs
+++ b/src/compute/src/lib.rs
@@ -102,8 +102,9 @@ pub struct ComputeNodeOpts {
     pub role: Role,
 
     /// Used for control the metrics level, similar to log level.
-    /// 0 = disable metrics
-    /// >0 = enable metrics
+    ///
+    /// level = 0: disable metrics
+    /// level > 0: enable metrics
     #[clap(long, hide = true, env = "RW_METRICS_LEVEL")]
     #[override_opts(path = server.metrics_level)]
     pub metrics_level: Option<MetricLevel>,
diff --git a/src/frontend/src/lib.rs b/src/frontend/src/lib.rs
index fbab8020ca609..e15005ee2b647 100644
--- a/src/frontend/src/lib.rs
+++ b/src/frontend/src/lib.rs
@@ -141,8 +141,9 @@ pub struct FrontendOpts {
     pub config_path: String,
 
     /// Used for control the metrics level, similar to log level.
-    /// 0 = disable metrics
-    /// >0 = enable metrics
+    /// 
+    /// level = 0: disable metrics
+    /// level > 0: enable metrics
     #[clap(long, hide = true, env = "RW_METRICS_LEVEL")]
     #[override_opts(path = server.metrics_level)]
     pub metrics_level: Option<MetricLevel>,