diff --git a/src/lazy_object_proxy/__init__.py b/src/lazy_object_proxy/__init__.py
index c354bcc..954c8c4 100644
--- a/src/lazy_object_proxy/__init__.py
+++ b/src/lazy_object_proxy/__init__.py
@@ -11,7 +11,7 @@
     from .cext import Proxy
     from .cext import identity
 except ImportError:
-    from .slots import Proxy
+    from .simple import Proxy
 else:
     copyreg.constructor(identity)