diff --git a/github/reviews.go b/github/reviews.go
index 3e87dbc..a49a915 100644
--- a/github/reviews.go
+++ b/github/reviews.go
@@ -197,8 +197,10 @@ func (c *Client) ListReviews(ctx context.Context, owner, repo string, number int
 			break
 		}
 
-		// If we just fetched page maxPages and it was full (the short-page break
-		// above didn't fire), more reviews likely exist beyond our limit.
+		// Truncation detection: this runs on the final allowed iteration
+		// (page == maxPages) only when the page was full (the len < perPage
+		// early-break above didn't fire). A full final page means additional
+		// reviews likely exist beyond our pagination limit.
 		if page == maxPages {
 			truncated = true
 		}