diff --git a/modeler/src/views/decision/designer/api.ts b/modeler/src/views/decision/designer/api.ts
index 4407490..e05404e 100644
--- a/modeler/src/views/decision/designer/api.ts
+++ b/modeler/src/views/decision/designer/api.ts
@@ -40,6 +40,10 @@ export const updateTree = (rt: Partial<BehaviorTree>): Promise<BasicResponse> =>
   return req.postJson(`/system/behaviortree`, rt);
 };
 
+export const copyTree = (rt: Partial<BehaviorTree>): Promise<BasicResponse> => {
+  return req.postJson(`/system/behaviortree/copy`, rt);
+};
+
 export const createTree = (rt: Partial<BehaviorTree>): Promise<BasicResponse> => {
   return req.putJson(`/system/behaviortree`, rt);
 };