diff --git a/Python/bltinmodule.c b/Python/bltinmodule.c
index 3617b5a..e6511a1 100644
--- a/Python/bltinmodule.c
+++ b/Python/bltinmodule.c
@@ -195,7 +195,7 @@
 }
 
 PyDoc_STRVAR(import_doc,
-"__import__(name, globals={}, locals={}, fromlist=[], level=0) -> module\n\
+"__import__(name, globals=None, locals=None, fromlist=(), level=0) -> module\n\
 \n\
 Import a module. Because this function is meant for use by the Python\n\
 interpreter and not for general use it is better to use\n\