diff --git a/flashchips.c b/flashchips.c
index 421927e..32c3514 100644
--- a/flashchips.c
+++ b/flashchips.c
@@ -5043,7 +5043,7 @@
 		.block_erasers	=
 		{
 			{
-				.eraseblocks = { {1 * 1024, 496} },
+				.eraseblocks = { {1 * 1024, 512} },
 				.block_erase = erase_sector_jedec,
 			}, {
 				.eraseblocks = { {512 * 1024, 1} },