diff --git a/jlink_spi.c b/jlink_spi.c
index 61338b6..7534cbb 100644
--- a/jlink_spi.c
+++ b/jlink_spi.c
@@ -109,7 +109,7 @@
 {
 	uint32_t length;
 	uint8_t *buffer;
-	struct jlink_spi_data *jlink_data = flash->mst->spi.data;
+	struct jlink_spi_data *jlink_data = flash->mst.spi->data;
 
 	length = writecnt + readcnt;