diff --git a/src/ep_upiwin.c b/src/ep_upiwin.c
index 9878d3c..a8e33e9 100644
--- a/src/ep_upiwin.c
+++ b/src/ep_upiwin.c
@@ -81,6 +81,12 @@ PyObject *Epython_init_upiwin_module(void)
 	return NULL;
   }
   
+  if (FAILED(Epython_register_bitmap(module)))
+  {
+    Py_DECREF(module);
+	return NULL;
+  }
+  
   if (FAILED(Epython_register_devctxt(module)))
   {
 	Py_DECREF(module);