diff --git a/coffee/lib/read-pipes.coffee b/coffee/lib/read-pipes.coffee
index 60e62ff..47d24e1 100644
--- a/coffee/lib/read-pipes.coffee
+++ b/coffee/lib/read-pipes.coffee
@@ -28,7 +28,7 @@ module.exports = (dir, max_wait) ->
 
   result = {}
   for pipe in ['stdout', 'stderr', 'status']
-    result[pipe] = fs.readFileSync dir + '/' + pipe, encoding: 'utf-8'
+    result[pipe] = fs.readFileSync dir + '/' + pipe, 'utf-8'
     read = true
     fs.unlinkSync dir + '/' + pipe
 
diff --git a/js/lib/read-pipes.js b/js/lib/read-pipes.js
index b239d4f..a3e2cc8 100644
--- a/js/lib/read-pipes.js
+++ b/js/lib/read-pipes.js
@@ -28,9 +28,7 @@
     ref = ['stdout', 'stderr', 'status'];
     for (i = 0, len = ref.length; i < len; i++) {
       pipe = ref[i];
-      result[pipe] = fs.readFileSync(dir + '/' + pipe, {
-        encoding: 'utf-8'
-      });
+      result[pipe] = fs.readFileSync(dir + '/' + pipe, 'utf-8');
       read = true;
       fs.unlinkSync(dir + '/' + pipe);
     }