diff --git a/app/Services/CacheTg.php b/app/Services/CacheTg.php
index 17790f4d..07ee6e97 100755
--- a/app/Services/CacheTg.php
+++ b/app/Services/CacheTg.php
@@ -189,7 +189,7 @@ final class CacheTg
         
         $jDefaultThumbUse = Option::where("k", "cache_tg_new::default_thumb_use::{$sGroupCode}")->first()?->k;
         
-        if (!$aDefaultThumbUse) {
+        if (!$jDefaultThumbUse) {
             $jDefaultThumbUse = Option::where("k", "cache_tg_new::default_thumb_use")->first()?->k;
         }