diff --git a/src/idz/decoder/loadGeneralReward.ts b/src/idz/decoder/loadGeneralReward.ts
index 16e67eb..151bb21 100644
--- a/src/idz/decoder/loadGeneralReward.ts
+++ b/src/idz/decoder/loadGeneralReward.ts
@@ -1,4 +1,6 @@
 import { RequestCode } from "./_defs";
+import { ExtId } from "../model/base";
+import { Profile } from "../model/profile";
 import { LoadGeneralRewardRequest } from "../request/loadGeneralReward";
 
 loadGeneralReward.msgCode = 0x009c as RequestCode;
@@ -7,6 +9,6 @@ loadGeneralReward.msgLen = 0x0010;
 export function loadGeneralReward(buf: Buffer): LoadGeneralRewardRequest {
   return {
     type: "load_general_reward_req",
-    field_0004: buf.readUInt32LE(0x0004),
+    profileId: buf.readUInt32LE(0x0004) as ExtId<Profile>,
   };
 }
diff --git a/src/idz/request/loadGeneralReward.ts b/src/idz/request/loadGeneralReward.ts
index b425db0..4c7e3bd 100644
--- a/src/idz/request/loadGeneralReward.ts
+++ b/src/idz/request/loadGeneralReward.ts
@@ -1,4 +1,7 @@
+import { ExtId } from "../model/base";
+import { Profile } from "../model/profile";
+
 export interface LoadGeneralRewardRequest {
   type: "load_general_reward_req";
-  field_0004: number;
+  profileId: ExtId<Profile>;
 }