diff --git a/modules/editor/skins/ckeditor/file_upload.html b/modules/editor/skins/ckeditor/file_upload.html
index 98687ef16..2a7874d11 100644
--- a/modules/editor/skins/ckeditor/file_upload.html
+++ b/modules/editor/skins/ckeditor/file_upload.html
@@ -12,7 +12,7 @@
 	data-editor-status="{json_encode(FileModel::getInstance()->getFileList($editor_sequence), JSON_UNESCAPED_UNICODE)}"
 	data-max-file-size="{$this->user->isAdmin() ? 0 : $file_config->allowed_filesize}"
 	data-max-chunk-size="{$file_config->allowed_chunk_size ?: 0}"
-	data-pre-conversion-size="{intval($file_config->pre_conversion_filesize ?? 0)}"
+	data-pre-conversion-size="{$this->user->isAdmin() ? 0 : intval($file_config->pre_conversion_filesize ?? 0)}"
 	data-pre-conversion-types="{implode(',', $file_config->pre_conversion_types ?? [])}"
 	data-autoinsert-types="{json_encode($editor_autoinsert_types)}"
 	data-autoinsert-position="{$editor_autoinsert_position ?: 'paragraph'}">