diff --git a/webapp/services/callback/OutAppPurchase.php b/webapp/services/callback/OutAppPurchase.php
index afe9ba2a..0226e6fb 100644
--- a/webapp/services/callback/OutAppPurchase.php
+++ b/webapp/services/callback/OutAppPurchase.php
@@ -58,7 +58,7 @@ class OutAppPurchase {
             myself()->_rspErr(0, 'not found order');
             return;
         }
-        if ($orderDb['status'] != OutAppOrder::FINISHED_STATE) {
+        if ($orderDb['status'] == OutAppOrder::FINISHED_STATE) {
             myself()->_rspErr(0, 'order is finished');
             return;
         }