diff --git a/src/agentscope/web/workstation/workflow_node.py b/src/agentscope/web/workstation/workflow_node.py
index 7a11b4e3b..0005e04b8 100644
--- a/src/agentscope/web/workstation/workflow_node.py
+++ b/src/agentscope/web/workstation/workflow_node.py
@@ -826,7 +826,7 @@ def compile(self) -> dict:
     "dashscope_chat": ModelNode,
     "openai_chat": ModelNode,
     "post_api_chat": ModelNode,
-    "post_api_dalle": ModelNode,
+    "post_api_dall_e": ModelNode,
     "Message": MsgNode,
     "DialogAgent": DialogAgentNode,
     "UserAgent": UserAgentNode,