1 files changed, 1 insertions, 0 deletions
diff --git a/serprog.c b/serprog.c
index 25c9944e7..62f282084 100644
--- a/serprog.c
+++ b/serprog.c
@@ -305,6 +305,7 @@ static int serprog_spi_send_command(struct flashctx *flash,
 				    unsigned char *readarr);
 static struct spi_master spi_master_serprog = {
 	.type		= SPI_CONTROLLER_SERPROG,
+	.features	= SPI_MASTER_4BA,
 	.max_data_read	= MAX_DATA_READ_UNLIMITED,
 	.max_data_write	= MAX_DATA_WRITE_UNLIMITED,
 	.command	= serprog_spi_send_command,