diff --git a/glance/api/v2/images.py b/glance/api/v2/images.py
index 0ddd5c6f03..0bdadc4a93 100644
--- a/glance/api/v2/images.py
+++ b/glance/api/v2/images.py
@@ -113,7 +113,8 @@ class ImagesController(object):
                 result['next_marker'] = images[-1].image_id
         except (exception.NotFound, exception.InvalidSortKey,
                 exception.InvalidFilterRangeValue,
-                exception.InvalidParameterValue) as e:
+                exception.InvalidParameterValue,
+                exception.InvalidFilterOperatorValue) as e:
             raise webob.exc.HTTPBadRequest(explanation=e.msg)
         except exception.Forbidden as e:
             LOG.debug("User not permitted to retrieve images index")
diff --git a/glance/tests/functional/v2/test_images.py b/glance/tests/functional/v2/test_images.py
index 01409cf387..e4856069a1 100644
--- a/glance/tests/functional/v2/test_images.py
+++ b/glance/tests/functional/v2/test_images.py
@@ -2500,6 +2500,13 @@ class TestImages(functional.FunctionalTest):
             response = requests.get(path, headers=self._headers())
             self.assertEqual(400, response.status_code)
 
+        # Image list filters by updated_at and created_at with invalid operator
+        url_template = '/v2/images?%s=invalid_operator:2015-11-19T12:24:02Z'
+        for filter in ['updated_at', 'created_at']:
+            path = self._url(url_template % filter)
+            response = requests.get(path, headers=self._headers())
+            self.assertEqual(400, response.status_code)
+
         # Begin pagination after the first image
         template_url = ('/v2/images?limit=2&sort_dir=asc&sort_key=name'
                         '&marker=%s&type=kernel&ping=pong')