diff --git a/app/db/models/workflow.py b/app/db/models/workflow.py
index 401e6101..4b7b14d9 100644
--- a/app/db/models/workflow.py
+++ b/app/db/models/workflow.py
@@ -93,7 +93,7 @@ class Workflow(Base):
 
     @staticmethod
     @db_update
-    def update_current_action(db, wid: int, action_id: int, context: dict):
+    def update_current_action(db, wid: int, action_id: str, context: dict):
         db.query(Workflow).filter(Workflow.id == wid).update({
             "current_action": f"{Workflow.current_action},{action_id}" if Workflow.current_action else action_id,
             "context": context
diff --git a/app/db/workflow_oper.py b/app/db/workflow_oper.py
index 1827f052..80b56fb0 100644
--- a/app/db/workflow_oper.py
+++ b/app/db/workflow_oper.py
@@ -55,7 +55,7 @@ class WorkflowOper(DbOper):
         """
         return Workflow.fail(self._db, wid, result)
 
-    def step(self, wid: int, action_id: int, context: dict) -> bool:
+    def step(self, wid: int, action_id: str, context: dict) -> bool:
         """
         步进
         """
diff --git a/app/schemas/workflow.py b/app/schemas/workflow.py
index 145f7b8e..67f4753a 100644
--- a/app/schemas/workflow.py
+++ b/app/schemas/workflow.py
@@ -43,7 +43,7 @@ class Action(BaseModel):
     """
     动作信息
     """
-    id: Optional[int] = Field(None, description="动作ID")
+    id: Optional[str] = Field(None, description="动作ID")
     type: Optional[str] = Field(None, description="动作类型 (类名)")
     name: Optional[str] = Field(None, description="动作名称")
     description: Optional[str] = Field(None, description="动作描述")