diff --git a/scripts/generate.py b/scripts/generate.py
index e2f2e1b..3a6d2f0 100644
--- a/scripts/generate.py
+++ b/scripts/generate.py
@@ -138,7 +138,7 @@ def main(src_top, dest_top):
                 elif l.value.startswith('./'):
                     pass # TODO: Properly handle
                 else:
-                    raise NotImplementedError('On document {}, link to {}'.format(doc.path, l.value))
+                    logging.warning('On document {}, unknown link to {}'.format(doc.path, l.value))
 
             if headline.parent:
                 if isinstance(headline.parent, org_rw.Headline):