diff --git a/board/armltd/vexpress64/vexpress64.c b/board/armltd/vexpress64/vexpress64.c
index 9d29490..2e42602 100644
--- a/board/armltd/vexpress64/vexpress64.c
+++ b/board/armltd/vexpress64/vexpress64.c
@@ -143,7 +143,7 @@
 #endif
 
 /* Actual reset is done via PSCI. */
-void reset_cpu(ulong addr)
+void reset_cpu(void)
 {
 }