diff --git a/tsweb/tsweb.go b/tsweb/tsweb.go
index 7361f8742..8841c8c5d 100644
--- a/tsweb/tsweb.go
+++ b/tsweb/tsweb.go
@@ -189,7 +189,8 @@ type BucketedStatsOptions struct {
 	Started *metrics.LabelMap
 
 	// If non-nil, Finished maintains a counter of all requests which
-	// have finished processing (that is, the HTTP handler has returned).
+	// have finished processing with success (that is, the HTTP handler has
+	// returned).
 	Finished *metrics.LabelMap
 }