diff --git a/app/models/metadata_image.rb b/app/models/metadata_image.rb
index f91a6273..f86c5c26 100644
--- a/app/models/metadata_image.rb
+++ b/app/models/metadata_image.rb
@@ -13,8 +13,6 @@ class MetadataImage < MetadataFile
 
   # Determina si es una imagen
   def image?
-    return true unless file
-
-    filemagic.file(file).starts_with? 'image/'
+    static_file&.blob&.send(:web_image?)
   end
 end