diff --git a/src/agentscope/web/workstation/workflow_node.py b/src/agentscope/web/workstation/workflow_node.py
index 2f0251372..4b0b5b6cb 100644
--- a/src/agentscope/web/workstation/workflow_node.py
+++ b/src/agentscope/web/workstation/workflow_node.py
@@ -245,16 +245,6 @@ class TextToImageAgentNode(WorkflowNode):
 
     node_type = WorkflowNodeType.AGENT
 
-    def __init__(
-        self,
-        node_id: str,
-        opt_kwargs: dict,
-        source_kwargs: dict,
-        dep_opts: list,
-    ) -> None:
-        super().__init__(node_id, opt_kwargs, source_kwargs, dep_opts)
-        self.pipeline = TextToImageAgent(**self.opt_kwargs)
-
     def _execute_init(self) -> None:
         """
         Init before running.
@@ -262,6 +252,9 @@ def _execute_init(self) -> None:
         super()._execute_init()
         self.pipeline = TextToImageAgent(**self.opt_kwargs)
 
+    def _execute(self, x: dict = None) -> dict:
+        return self.pipeline(x)
+
     def compile(self) -> dict:
         return {
             "imports": "from agentscope.agents import TextToImageAgent",
@@ -280,6 +273,7 @@ class DictDialogAgentNode(WorkflowNode):
 
     node_type = WorkflowNodeType.AGENT
 
+<<<<<<< HEAD
     def __init__(
         self,
         node_id: str,
@@ -294,6 +288,8 @@ def __init__(
     def __call__(self, x: dict = None) -> dict:
         return self.pipeline(x)
 =======
+=======
+>>>>>>> df3d38c9 (fix)
     def _execute_init(self) -> None:
         """
         Init before running.
@@ -302,6 +298,9 @@ def _execute_init(self) -> None:
         self.pipeline = DictDialogAgent(**self.opt_kwargs)
 >>>>>>> ec7dc43b (fix)
 
+    def _execute(self, x: dict = None) -> dict:
+        return self.pipeline(x)
+
     def compile(self) -> dict:
         return {
             "imports": "from agentscope.agents import DictDialogAgent",