diff --git a/src/soc/intel/broadwell/pch/me.c b/src/soc/intel/broadwell/pch/me.c
index 6973c72..147eb29 100644
--- a/src/soc/intel/broadwell/pch/me.c
+++ b/src/soc/intel/broadwell/pch/me.c
@@ -806,7 +806,7 @@
 
 struct mbp_payload {
 	mbp_header header;
-	u32 data[0];
+	u32 data[];
 };
 
 /*