diff --git a/src/soc/intel/broadwell/sata.c b/src/soc/intel/broadwell/sata.c
index e47a78d..f4773e1 100644
--- a/src/soc/intel/broadwell/sata.c
+++ b/src/soc/intel/broadwell/sata.c
@@ -75,8 +75,7 @@
 	pci_write_config32(dev, 0x98, reg32);
 
 	/* Setup register 9Ch */
-	reg16 = 0;           /* Disable alternate ID */
-	reg16 = 1 << 5;      /* BWG step 12 */
+	reg16 = (1 << 5);   /* BWG step 12 */
 	pci_write_config16(dev, 0x9c, reg16);
 
 	/* SATA Initialization register */