diff --git a/client/dom/files.js b/client/dom/files.js
index 254b0b5a..3d358208 100644
--- a/client/dom/files.js
+++ b/client/dom/files.js
@@ -94,7 +94,7 @@ function showError(name) {
     const str = 'Wrong file name: ' + name;
     const error = new Error(str);
     
-    throw(error);
+    throw error;
 }
 
 function getSystemFile(file, callback) {