diff --git a/packsgen.php b/packsgen.php
index c20b5c5..76b8967 100644
--- a/packsgen.php
+++ b/packsgen.php
@@ -11,6 +11,7 @@ if(isset($ids['error'])) {
 }
 
 foreach($ids['builds'] as $val) {
+    if(uupApiPacksExist($val['uuid'])) continue;
+
     generatePack($val['uuid']);
 }
-?>