diff --git a/internal/processing/timeline/home.go b/internal/processing/timeline/home.go
index d4a058d2e..468d038a4 100644
--- a/internal/processing/timeline/home.go
+++ b/internal/processing/timeline/home.go
@@ -44,7 +44,7 @@ func (p *Processor) HomeTimelineGet(
 		// account.
 		requester,
 
-		// Per-account home timeline cache.
+		// Keyed-by-account-ID, home timeline cache.
 		p.state.Caches.Timelines.Home.MustGet(requester.ID),
 
 		// Current
diff --git a/internal/processing/timeline/list.go b/internal/processing/timeline/list.go
index 15322d7f9..f9e0485e9 100644
--- a/internal/processing/timeline/list.go
+++ b/internal/processing/timeline/list.go
@@ -71,7 +71,7 @@ func (p *Processor) ListTimelineGet(
 		// account.
 		requester,
 
-		// Per-account home timeline cache.
+		// Keyed-by-list-ID, list timeline cache.
 		p.state.Caches.Timelines.List.MustGet(requester.ID),
 
 		// Current