diff --git a/crates/aura-cli/tests/cli_run.rs b/crates/aura-cli/tests/cli_run.rs
index 8ffadad..787c4cd 100644
--- a/crates/aura-cli/tests/cli_run.rs
+++ b/crates/aura-cli/tests/cli_run.rs
@@ -4102,8 +4102,8 @@ fn aura_sweep_persists_the_canonical_blueprint_keyed_by_topology_hash() {
 
 /// An `--axis` name that does not resolve against the loaded blueprint's param_space
 /// fails clean (a named BindError, non-zero exit), not a panic. The OPEN fixture has
-/// sweepable knobs, so a nonsense axis name (`nope`) is genuinely unknown — distinct
-/// from a fully-bound blueprint, which is refused earlier as "nothing to sweep".
+/// sweepable knobs, so a nonsense axis name (`nope`) is genuinely unknown — it names
+/// neither an open knob nor a bound param (#246: a bound name would re-open instead).
 #[test]
 fn aura_sweep_rejects_an_unknown_axis() {
     let fixture = format!("{}/examples/r_sma_open.json", env!("CARGO_MANIFEST_DIR"));