diff --git a/dictation_server/src/features/files/files.service.spec.ts b/dictation_server/src/features/files/files.service.spec.ts
index 7b677bf..ddd9973 100644
--- a/dictation_server/src/features/files/files.service.spec.ts
+++ b/dictation_server/src/features/files/files.service.spec.ts
@@ -340,7 +340,15 @@ describe('音声ファイルダウンロードURL取得', () => {
       'typist-user-external-id',
       'typist',
     );
-    const url = `https://saodmsusdev.blob.core.windows.net/account-${accountId}/${userId}`;
+    const { userId: authorUserId } = await createUser(
+      source,
+      accountId,
+      'author-user-external-id',
+      'author',
+      'AUTHOR_ID',
+    );
+
+    const url = `https://saodmsusdev.blob.core.windows.net/account-${accountId}/${authorUserId}`;
 
     const { audioFileId } = await createTask(
       source,
@@ -379,7 +387,14 @@ describe('音声ファイルダウンロードURL取得', () => {
       'other-typist-user-external-id',
       'typist',
     );
-    const url = `https://saodmsusdev.blob.core.windows.net/account-${accountId}/${userId}`;
+    const { userId: authorUserId } = await createUser(
+      source,
+      accountId,
+      'author-user-external-id',
+      'author',
+      'AUTHOR_ID',
+    );
+    const url = `https://saodmsusdev.blob.core.windows.net/account-${accountId}/${authorUserId}`;
 
     const { audioFileId } = await createTask(
       source,
diff --git a/dictation_server/src/features/files/files.service.ts b/dictation_server/src/features/files/files.service.ts
index 94b196e..5d2a04e 100644
--- a/dictation_server/src/features/files/files.service.ts
+++ b/dictation_server/src/features/files/files.service.ts
@@ -291,7 +291,7 @@ export class FilesService {
         );
       }
 
-      const filePath = `${userId}/${file.file_name}`;
+      const filePath = `${file.owner_user_id}/${file.file_name}`;
 
       const isFileExist = await this.blobStorageService.fileExists(
         accountId,
@@ -300,6 +300,7 @@ export class FilesService {
       );
 
       if (!isFileExist) {
+        this.logger.log(`filePath:${filePath}`);
         throw new AudioFileNotFoundError(
           `Audio file is not exists in blob storage. audio_file_id:${audioFileId}, url:${file.url}, fileName:${file.file_name}`,
         );