diff --git a/src/networking/link_layer/msg_def.h b/src/networking/link_layer/msg_def.h
index ad52584..1bfa0e7 100644
--- a/src/networking/link_layer/msg_def.h
+++ b/src/networking/link_layer/msg_def.h
@@ -27,7 +27,7 @@
 
 #include "link_layer.h"
 
-#define L2_PACK_LEN_MAX 512 // bytes
+#define L2_PACK_LEN_MAX 1024 // bytes
 
 #define L2_ADV_PACK_LEN 28  // bytes
 #define L2_CMF_PACK_LEN 268 // bytes