diff --git a/webapp/services/ContributionService.php b/webapp/services/ContributionService.php
index 61ca9e8c..42a67ef2 100644
--- a/webapp/services/ContributionService.php
+++ b/webapp/services/ContributionService.php
@@ -16,6 +16,9 @@ class ContributionService extends BaseService {
         if (array_key_exists($ca, self::$ignoreCa)) {
             return;
         }
+        if ($ca == 'Bag@buyItemS' && getReqVal('item_id', '')== 900006){
+            return;
+        }
         myself()->_giveContributionPoint(round($params/10,2));
         myself()->_callModelStatic('Contribution', 'add', round($params/10,2));
         myself()->_callModelStatic('Contribution', 'addHistory', $params, round($params/10,2),getReqVal('c', ''),getReqVal('a',''));