diff --git a/vnpy/app/cta_strategy_pro/template.py b/vnpy/app/cta_strategy_pro/template.py
index 299aed48..3199d370 100644
--- a/vnpy/app/cta_strategy_pro/template.py
+++ b/vnpy/app/cta_strategy_pro/template.py
@@ -124,6 +124,7 @@ class CtaTemplate(ABC):
                 "direction": "short",
                 "volume": abs(self.pos)
             })
+        return pos_list
 
     @virtual
     def on_timer(self):