diff --git a/src/backend/access/heap/heapam.c b/src/backend/access/heap/heapam.c
index 419da8784a..8907243e6c 100644
--- a/src/backend/access/heap/heapam.c
+++ b/src/backend/access/heap/heapam.c
@@ -7085,7 +7085,7 @@ heap_compute_xid_horizon_for_tuples(Relation rel,
 			 * Conjecture: if hitemid is dead then it had xids before the xids
 			 * marked on LP_NORMAL items. So we just ignore this item and move
 			 * onto the next, for the purposes of calculating
-			 * latestRemovedxids.
+			 * latestRemovedXids.
 			 */
 		}
 		else