diff --git a/app/models/store/file.rb b/app/models/store/file.rb
index c430e3610..e79a7ad48 100644
--- a/app/models/store/file.rb
+++ b/app/models/store/file.rb
@@ -116,7 +116,9 @@ nice move to keep system responsive
       adapter_source = load_adapter("Store::Provider::#{source}")
       adapter_target = load_adapter("Store::Provider::#{target}")
 
-      Store::File.all.each { |item|
+      file_ids = Store::File.all.pluck(:id)
+      file_ids.each { |item_id|
+        item = Store::File.find(item_id)
         next if item.provider == target
         content = item.content