diff --git a/board/beacon/beacon-rzg2m/beacon-rzg2m.c b/board/beacon/beacon-rzg2m/beacon-rzg2m.c
index c343de5..0c7f8e5 100644
--- a/board/beacon/beacon-rzg2m/beacon-rzg2m.c
+++ b/board/beacon/beacon-rzg2m/beacon-rzg2m.c
@@ -47,7 +47,7 @@
 #define RST_CA57RESCNT	(RST_BASE + 0x40)
 #define RST_CODE	0xA5A5000F
 
-void reset_cpu(ulong addr)
+void reset_cpu(void)
 {
 	writel(RST_CODE, RST_CA57RESCNT);
 }