diff --git a/hero.proto b/hero.proto
index faa0328..fe87def 100644
--- a/hero.proto
+++ b/hero.proto
@@ -114,9 +114,9 @@ message HeroUpMemorySlotRsp {
 }
 
 message HeroBatchMemoryCompositeReq {
-  int32 memory_fragments = 1; // 兑换成的记忆碎片
+  repeated int32 memory_fragments = 1; // 兑换成的记忆碎片
 }
 
 message HeroBatchMemoryCompositeRsp{
-  int32 memory_fragments = 1; // 兑换成的记忆碎片
+  repeated int32 memory_fragments = 1; // 兑换成的记忆碎片
 }
\ No newline at end of file
--
libgit2 0.21.2