diff --git a/src/ai.ts b/src/ai.ts
index 1d413f8..aedc8ef 100644
--- a/src/ai.ts
+++ b/src/ai.ts
@@ -13,7 +13,7 @@ import { FriendDoc } from './friend';
 import { User } from './misskey/user';
 import getCollection from './utils/get-collection';
 import Stream from './stream';
-import log from './log';
+import log from './utils/log';
 
 type MentionHook = (msg: Message) => boolean | HandlerResult;
 type ContextHook = (msg: Message, data?: any) => void | HandlerResult;
diff --git a/src/index.ts b/src/index.ts
index aa15b8d..852692a 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,6 +1,6 @@
 import 藍 from './ai';
 import config from './config';
-import _log from './log';
+import _log from './utils/log';
 
 import CoreModule from './modules/core';
 import BirthdayModule from './modules/birthday';
diff --git a/src/log.ts b/src/utils/log.ts
similarity index 100%
rename from src/log.ts
rename to src/utils/log.ts