diff --git a/qlib/workflow/__init__.py b/qlib/workflow/__init__.py
index 00f78268c9..47009b7921 100644
--- a/qlib/workflow/__init__.py
+++ b/qlib/workflow/__init__.py
@@ -598,7 +598,7 @@ def set_tags(self, **kwargs):
         keyword argument:
             name1=value1, name2=value2, ...
         """
-        self.get_exp(start=true).get_recorder(start=True).set_tags(**kwargs)
+        self.get_exp(start=True).get_recorder(start=True).set_tags(**kwargs)
 
 
 class RecorderWrapper(Wrapper):