diff --git a/flash.c b/flash.c
index f13fac4..b795f77 100644
--- a/flash.c
+++ b/flash.c
@@ -75,7 +75,7 @@ static const unsigned short sst29vf160_cfi_data[] =
 	[0x1f] = 0x0004,
 	[0x20] = 0x0000,
 	[0x21] = 0x0004,
-	[0x23] = 0x0006,
+	[0x22] = 0x0006,
 	[0x23] = 0x0001,
 	[0x24] = 0x0000,
 	[0x25] = 0x0001,