diff --git a/docs/plans/v1/_files/internal/limiter/limiter_test.go b/docs/plans/v1/_files/internal/limiter/limiter_test.go
index bf90588..6ab30e2 100644
--- a/docs/plans/v1/_files/internal/limiter/limiter_test.go
+++ b/docs/plans/v1/_files/internal/limiter/limiter_test.go
@@ -32,10 +32,10 @@ func TestParallelAndQueue(t *testing.T) {
 	go func() {
 		rel, waited, err := l.Acquire(ctx, "alpha", "m")
 		if err == nil {
-			defer rel()
 			if waited < 40*time.Millisecond {
 				err = errors.New("third acquire did not wait")
 			}
+			rel() // release before reporting, so the final count check cannot race it
 		}
 		got3 <- err
 	}()
diff --git a/docs/plans/v2/README.md b/docs/plans/v2/README.md
index 5194a88..b743259 100644
--- a/docs/plans/v2/README.md
+++ b/docs/plans/v2/README.md
@@ -82,3 +82,8 @@ reason.
   per argv element, so check 3 could never pass. Test fault (mine): the body now goes through a
   file (`-d @file`). Ornith diagnosed it correctly. Resumed from the working tree with the
   corrected script.
+- 2026-09-25, task 05, third session: `TestParallelAndQueue` (v1 given `limiter_test.go`) failed
+  once under full-suite `-race` load with `after releases: inflight 1 queued 0`. Test fault
+  (mine): the third acquirer sent its result before its deferred release ran, so the final
+  count check could observe one slot still held. The given file now releases before reporting.
+  Ornith found it and measured the flake rate rather than editing the protected file.