diff --git a/src/ep_upiwin_tmp.c b/src/ep_upiwin_tmp.c
index 5370bba..82fc446 100644
--- a/src/ep_upiwin_tmp.c
+++ b/src/ep_upiwin_tmp.c
@@ -76,6 +76,6 @@ PyObject *Epython_init_upiwin_tmp_module(void)
 {
   PyObject *module;
   
-  module = PyModule_Create(&DefUPIWIN);
+  module = PyModule_Create(&DefUPIWIN_tmp);
   return module;
 }