diff --git a/src/pyff/api.py b/src/pyff/api.py
index c264e4b0..ddaf8094 100644
--- a/src/pyff/api.py
+++ b/src/pyff/api.py
@@ -144,7 +144,7 @@ def _d(x, do_split=True):
                      'accept': accepter,
                      'url': request.current_route_url(),
                      'select': q,
-                     'match': match,
+                     'match': match.lower() if match else match,
                      'path': path,
                      'stats': {}}