diff --git a/modules/@amperka/card-reader.js b/modules/@amperka/card-reader.js
index 890920e..750a60e 100644
--- a/modules/@amperka/card-reader.js
+++ b/modules/@amperka/card-reader.js
@@ -20,7 +20,11 @@ CardReader.prototype.appendFile = function(fileName, data) {
 };
 
 CardReader.prototype.pipe = function(source, destination, options) {
-  return this._fs.pipe(source, destination, options);
+  return this._fs.pipe(
+    source,
+    destination,
+    options
+  );
 };
 
 CardReader.prototype.readRandomFile = function(path) {