diff --git a/src/backend/storage/buffer/freelist.c b/src/backend/storage/buffer/freelist.c
index 942f8d4edd2..a449c93db44 100644
--- a/src/backend/storage/buffer/freelist.c
+++ b/src/backend/storage/buffer/freelist.c
@@ -381,10 +381,10 @@ StrategyFreeBuffer(BufferDesc *buf)
 }
 
 /*
- * StrategySyncStart -- tell BufferSync where to start syncing
+ * StrategySyncStart -- tell BgBufferSync where to start syncing
  *
  * The result is the buffer index of the best buffer to sync first.
- * BufferSync() will proceed circularly around the buffer array from there.
+ * BgBufferSync() will proceed circularly around the buffer array from there.
  *
  * In addition, we return the completed-pass count (which is effectively
  * the higher-order bits of nextVictimBuffer) and the count of recent buffer