diff --git a/jest.js b/jest.js
index 1dffbc7..eb2f588 100644
--- a/jest.js
+++ b/jest.js
@@ -2,6 +2,6 @@ const { parse } = require('graphql');
 
 module.exports = {
   process(fileData) {
-    return `module.exports = ${JSON.stringify(parse(fileData))}`;
+    return {code: `module.exports = ${JSON.stringify(parse(fileData))}`};
   }
 };