diff --git a/api/services/enterprise/plugin_manager_service.py b/api/services/enterprise/plugin_manager_service.py
index 93a23f6d08..1065d3842a 100644
--- a/api/services/enterprise/plugin_manager_service.py
+++ b/api/services/enterprise/plugin_manager_service.py
@@ -8,9 +8,10 @@ from services.errors.base import BaseServiceError
 
 logger = logging.getLogger(__name__)
 
+
 class PluginCredentialType(enum.Enum):
-    MODEL = 0 # must be 0 for API contract compatibility
-    TOOL = 1 # must be 1 for API contract compatibility
+    MODEL = 0  # must be 0 for API contract compatibility
+    TOOL = 1  # must be 1 for API contract compatibility
 
     def to_number(self):
         return self.value