diff --git a/dictation_server/src/features/accounts/accounts.controller.ts b/dictation_server/src/features/accounts/accounts.controller.ts
index 1681637..9753144 100644
--- a/dictation_server/src/features/accounts/accounts.controller.ts
+++ b/dictation_server/src/features/accounts/accounts.controller.ts
@@ -794,7 +794,7 @@ export class AccountsController {
   @UseGuards(
     RoleGuard.requireds({
       roles: [ADMIN_ROLES.ADMIN],
-      tiers: [TIERS.TIER1, TIERS.TIER2],
+      tiers: [TIERS.TIER1, TIERS.TIER2, TIERS.TIER3, TIERS.TIER4],
     }),
   )
   async getPartners(
diff --git a/dictation_server/src/features/accounts/types/types.ts b/dictation_server/src/features/accounts/types/types.ts
index 9ce7f7a..9679586 100644
--- a/dictation_server/src/features/accounts/types/types.ts
+++ b/dictation_server/src/features/accounts/types/types.ts
@@ -388,10 +388,12 @@ export class GetPartnersRequest {
   @ApiProperty({ description: '取得件数' })
   @IsInt()
   @Min(0)
+  @Type(() => Number)
   limit: number;
   @ApiProperty({ description: '開始位置' })
   @IsInt()
   @Min(0)
+  @Type(() => Number)
   offset: number;
 }