diff --git a/api/core/provider_manager.py b/api/core/provider_manager.py
index a2c9dde63c..489af29460 100644
--- a/api/core/provider_manager.py
+++ b/api/core/provider_manager.py
@@ -957,7 +957,7 @@ class ProviderManager:
                         is_valid=trail_pool.quota_limit > trail_pool.quota_used or trail_pool.quota_limit == -1,
                         restrict_models=provider_quota.restrict_models,
                     )
-                
+
                 elif provider_quota.quota_type == ProviderQuotaType.PAID and paid_pool is not None:
                     quota_configuration = QuotaConfiguration(
                         quota_type=provider_quota.quota_type,
diff --git a/api/core/workflow/nodes/llm/llm_utils.py b/api/core/workflow/nodes/llm/llm_utils.py
index 194ad43151..0af4024d3e 100644
--- a/api/core/workflow/nodes/llm/llm_utils.py
+++ b/api/core/workflow/nodes/llm/llm_utils.py
@@ -136,15 +136,16 @@ def deduct_llm_quota(tenant_id: str, model_instance: ModelInstance, usage: LLMUs
             used_quota = 1
 
     if used_quota is not None and system_configuration.current_quota_type is not None:
-
         if system_configuration.current_quota_type == ProviderQuotaType.TRIAL:
             from services.credit_pool_service import CreditPoolService
+
             CreditPoolService.check_and_deduct_credits(
                 tenant_id=tenant_id,
                 credits_required=used_quota,
             )
         elif system_configuration.current_quota_type == ProviderQuotaType.PAID:
             from services.credit_pool_service import CreditPoolService
+
             CreditPoolService.check_and_deduct_credits(
                 tenant_id=tenant_id,
                 credits_required=used_quota,