diff --git a/api/core/app/apps/pipeline/pipeline_generator.py b/api/core/app/apps/pipeline/pipeline_generator.py
index 1c3787518d4..f6cae29ce35 100644
--- a/api/core/app/apps/pipeline/pipeline_generator.py
+++ b/api/core/app/apps/pipeline/pipeline_generator.py
@@ -388,7 +388,7 @@ class PipelineGenerator(BaseAppGenerator):
         """
         Generate App response.
 
-        :param app_model: App
+        :param pipeline: Pipeline
         :param workflow: Workflow
         :param node_id: the node id
         :param user: account or end user
@@ -490,7 +490,7 @@ class PipelineGenerator(BaseAppGenerator):
         """
         Generate App response.
 
-        :param app_model: App
+        :param pipeline: Pipeline
         :param workflow: Workflow
         :param node_id: the node id
         :param user: account or end user