diff --git a/app/Console/Commands/BiAng/DeviceLogSyncCommand.php b/app/Console/Commands/BiAng/DeviceLogSyncCommand.php
index b90a0ab..8a03bc7 100644
--- a/app/Console/Commands/BiAng/DeviceLogSyncCommand.php
+++ b/app/Console/Commands/BiAng/DeviceLogSyncCommand.php
@@ -148,8 +148,13 @@ class DeviceLogSyncCommand extends Command
                             if ($ext = pathinfo($item['url'], PATHINFO_EXTENSION)) {
                                 $name .= ".{$ext}";
                             }
+
                             $path = "{$dir}/{$name}";
-                            $disk->put($path, file_get_contents($item['url']));
+
+                            $disk = Storage::disk('public');
+                            if (! $disk->exists($path)) {
+                                $disk->put($path, file_get_contents($item['url']));
+                            }
 
                             WormPhoto::firstOrCreate([
                                 'device_id' => $device->id,
diff --git a/app/Http/Resources/WormPhotoResource.php b/app/Http/Resources/WormPhotoResource.php
index 773bd26..d46ea9c 100644
--- a/app/Http/Resources/WormPhotoResource.php
+++ b/app/Http/Resources/WormPhotoResource.php
@@ -11,7 +11,7 @@ class WormPhotoResource extends JsonResource
         return [
             'id' => $this->id,
             'url' => $this->image_url,
-            'time' => $this->created_at->toDateTimeString(),
+            'time' => $this->uploaded_at->toDateTimeString(),
         ];
     }
 }