diff --git a/include/linux/avf/virtchnl.h b/include/linux/avf/virtchnl.h
index 565deea6ffe88b99da66f597756e416be3da0f43..8612f8fc86c1db21cc013c0a1555002f1cd62b86 100644
--- a/include/linux/avf/virtchnl.h
+++ b/include/linux/avf/virtchnl.h
@@ -830,6 +830,7 @@ VIRTCHNL_CHECK_STRUCT_LEN(72, virtchnl_proto_hdr);
 
 struct virtchnl_proto_hdrs {
 	u8 tunnel_level;
+	u8 pad[3];
 	/**
 	 * specify where protocol header start from.
 	 * 0 - from the outer layer