diff --git a/backend/internal/handler/sora_client_handler_test.go b/backend/internal/handler/sora_client_handler_test.go
index a639e504..085658ad 100644
--- a/backend/internal/handler/sora_client_handler_test.go
+++ b/backend/internal/handler/sora_client_handler_test.go
@@ -945,6 +945,9 @@ func (r *stubUserRepoForHandler) RemoveGroupFromAllowedGroups(context.Context, i
 func (r *stubUserRepoForHandler) UpdateTotpSecret(context.Context, int64, *string) error { return nil }
 func (r *stubUserRepoForHandler) EnableTotp(context.Context, int64) error                { return nil }
 func (r *stubUserRepoForHandler) DisableTotp(context.Context, int64) error               { return nil }
+func (r *stubUserRepoForHandler) AddGroupToAllowedGroups(context.Context, int64, int64) error {
+	return nil
+}
 
 // ==================== NewSoraClientHandler ====================
 
diff --git a/backend/internal/service/sora_generation_service_test.go b/backend/internal/service/sora_generation_service_test.go
index 820945f0..46f322c8 100644
--- a/backend/internal/service/sora_generation_service_test.go
+++ b/backend/internal/service/sora_generation_service_test.go
@@ -165,6 +165,9 @@ func (r *stubUserRepoForQuota) RemoveGroupFromAllowedGroups(context.Context, int
 func (r *stubUserRepoForQuota) UpdateTotpSecret(context.Context, int64, *string) error { return nil }
 func (r *stubUserRepoForQuota) EnableTotp(context.Context, int64) error                { return nil }
 func (r *stubUserRepoForQuota) DisableTotp(context.Context, int64) error               { return nil }
+func (r *stubUserRepoForQuota) AddGroupToAllowedGroups(context.Context, int64, int64) error {
+	return nil
+}
 
 // ==================== 辅助函数：构造带 CDN 缓存的 SoraS3Storage ====================