diff --git a/src/southbridge/intel/ibexpeak/lpc.c b/src/southbridge/intel/ibexpeak/lpc.c
index 395919e..242d274 100644
--- a/src/southbridge/intel/ibexpeak/lpc.c
+++ b/src/southbridge/intel/ibexpeak/lpc.c
@@ -716,7 +716,7 @@
 	return "LPCB";
 }
 
-static void southbridge_fill_ssdt(struct device *device)
+static void southbridge_fill_ssdt(const struct device *device)
 {
 	struct device *dev = pcidev_on_root(0x1f, 0);
 	config_t *chip = dev->chip_info;