diff --git a/src/if_py_both.h b/src/if_py_both.h
index 5a878bd..d6a5b11 100644
--- a/src/if_py_both.h
+++ b/src/if_py_both.h
@@ -2934,7 +2934,7 @@
 
     if (isdigit(*name))
     {
-	if (!translated_function_exists(name))
+	if (!translated_function_exists(name, FALSE))
 	{
 	    PyErr_FORMAT(PyExc_ValueError,
 		    N_("unnamed function %s does not exist"), name);