diff --git a/packages/babel-generator/src/node/parentheses.js b/packages/babel-generator/src/node/parentheses.js
index c0f55c498e..3b6d1d6e1c 100644
--- a/packages/babel-generator/src/node/parentheses.js
+++ b/packages/babel-generator/src/node/parentheses.js
@@ -163,6 +163,10 @@ export function FunctionExpression(node: Object, parent: Object): boolean {
     return true;
   }
 
+  return ArrowFunctionExpression(node, parent);
+}
+
+export function ArrowFunctionExpression(node: Object, parent: Object): boolean {
   // export default (function () {});
   if (t.isExportDeclaration(parent)) {
     return true;