diff --git a/app/Http/Controllers/Api/Images/GetController.php b/app/Http/Controllers/Api/Images/GetController.php
index 8024d35..24aea02 100644
--- a/app/Http/Controllers/Api/Images/GetController.php
+++ b/app/Http/Controllers/Api/Images/GetController.php
@@ -43,7 +43,11 @@ private function findValidUrl($sAuthorCode, $iNum, $oFlow)
             // 2. 拼文件名
             $aThumbUse = $oArticle->aOpt["thumb_use"] ?? ["b"];
             $sThumbUse = $aThumbUse[array_rand($aThumbUse)];
-            $sFileName = $oArticle->sCode . '-1-' . 'thumb_' . $sThumbUse . '.jpg';
+            if ($sThumbUse == "full") {
+                $sFileName = $oArticle->sCode . '-1-' . $sThumbUse . '.jpg';
+            } else {
+                $sFileName = $oArticle->sCode . '-1-' . 'thumb_' . $sThumbUse . '.jpg';
+            }
 
             // 3. 检查文件
             if (!Storage::disk('upload_images')->exists($sFileName)) {