diff --git a/parl/utils/summary.py b/parl/utils/summary.py
index bc3578ef384222a4e55b7b9af90f36d9a7fccb4c..74b002d6c1db4b957dc2d91d219baad22d50ca80 100644
--- a/parl/utils/summary.py
+++ b/parl/utils/summary.py
@@ -14,5 +14,5 @@
 
 try:
     from parl.utils.visualdl import *
-except:
+except ImportError:
     from parl.utils.tensorboard import *