diff --git a/modopt/base/__init__.py b/modopt/base/__init__.py
index 1c0c8b2c..88424bae 100644
--- a/modopt/base/__init__.py
+++ b/modopt/base/__init__.py
@@ -9,4 +9,4 @@
 
 """
 
-__all__ = ['np_adjust', 'transform', 'types', 'wrappers', 'observable']
+__all__ = ['np_adjust', 'transform', 'types', 'observable']