diff --git a/crates/rutster-sim/src/latency.rs b/crates/rutster-sim/src/latency.rs
index ec40bf3..cc3c01e 100644
--- a/crates/rutster-sim/src/latency.rs
+++ b/crates/rutster-sim/src/latency.rs
@@ -52,7 +52,7 @@ use crate::sim_audio_pipe::Capture;
 /// # }
 /// ```
 ///
-/// # Why this is a struct (not free fns on Vec<Capture>)
+/// # Why this is a struct (not free fns on `Vec<Capture>`)
 ///
 /// The struct holds the captures by value (one allocation per run, post
 /// the hot path). Free fns would require either passing `&[Capture]`
diff --git a/crates/rutster-sim/src/scenario.rs b/crates/rutster-sim/src/scenario.rs
index b7e8568..592ec32 100644
--- a/crates/rutster-sim/src/scenario.rs
+++ b/crates/rutster-sim/src/scenario.rs
@@ -29,7 +29,7 @@
 //! shape for "list of named, differently-shaped records" in TOML — the
 //! alternative (externally-tagged) would require a redundant table layer
 //! (`[[steps]] variant = { speak_loud = { frames = 20 } }`) that hurts
-//! readability for no benefit. See <https://serde.rs enum-representations>.
+//! readability for no benefit. See <https://serde.rs/enum-representations.html>
 //!
 //! `rename_all = "snake_case"` maps the Rust `SpeakLoud` variant to the
 //! TOML `speak_loud` tag — matches the convention used in slice-4's
diff --git a/crates/rutster-sim/src/tick_lag.rs b/crates/rutster-sim/src/tick_lag.rs
index cf38bf0..80aea91 100644
--- a/crates/rutster-sim/src/tick_lag.rs
+++ b/crates/rutster-sim/src/tick_lag.rs
@@ -29,7 +29,7 @@
 //! `MediaThread` registration (the RegisterSim variant forbidden this
 //! slice) OR a client-server sim mode (deferred per spec §8.6).
 //!
-//! # Hot-path design: atomics (not Mutex<Vec<Duration>>)
+//! # Hot-path design: atomics (not `Mutex<Vec<Duration>>`)
 //!
 //! Per-tick recording is 3 atomic ops:
 //! 1. CAS loop on `max_tick_lag_micros` (atomic max update).