diff --git a/py/builtin/exception.py b/py/builtin/exception.py
index 204646e2a..427c2fc5c 100644
--- a/py/builtin/exception.py
+++ b/py/builtin/exception.py
@@ -11,3 +11,4 @@ except NameError:
         write code compatible with CPython 2.5 even in lower CPython
         versions."""
         pass
+    GeneratorExit.__module__ = 'exceptions'