diff --git a/webapp/controller/MarketController.class.php b/webapp/controller/MarketController.class.php
index f1088dcc..2fd7bf24 100644
--- a/webapp/controller/MarketController.class.php
+++ b/webapp/controller/MarketController.class.php
@@ -60,7 +60,7 @@ class MarketController extends BaseAuthedController {
                         ),
                         array(
                             'name' => 'type',
-                            'field_name' => 'type',
+                            'field_name' => 'c_type',
                             'cond' => '=',
                             'ignore_empty' => true,
                         ),
@@ -88,19 +88,19 @@ class MarketController extends BaseAuthedController {
                         ),
                         array(
                             'name' => 'lv_filter',
-                            'field_name' => 'lv',
+                            'field_name' => 'c_lv',
                             'cond' => '>=',
                             'ignore_empty' => true,
                         ),
                         array(
                             'name' => 'quality_filter',
-                            'field_name' => 'quality',
+                            'field_name' => 'c_quality',
                             'cond' => '>=',
                             'ignore_empty' => true,
                         ),
                         array(
                             'name' => 'durability_filter',
-                            'field_name' => 'durability',
+                            'field_name' => 'c_durability',
                             'cond' => '>=',
                             'ignore_empty' => true,
                         ),