diff --git a/tools/files.js b/tools/files.js
index a62e696a04..5308f32ebc 100644
--- a/tools/files.js
+++ b/tools/files.js
@@ -1172,6 +1172,7 @@ if (process.platform === "win32") {
     if (_.isString(fileData)) {
       return fileData.replace(new RegExp(os.EOL, "g"), "\n");
     }
+    return fileData;
   };
 
   files.rename = function (from, to) {