diff --git a/bin/dns-parse.js b/bin/dns-parse.js
index 298af41..b5d6023 100644
--- a/bin/dns-parse.js
+++ b/bin/dns-parse.js
@@ -31,7 +31,8 @@ fs.readFileAsync(filename, null).then(function (nb) {
   // nb is a Uint8Array (ArrayBufferView) for nb.buffer
   // nb.buffer is the actual ArrayBuffer
 
-  var packet = dnsjs.parse(nb.buffer);
+  var ab = nb.buffer.slice(nb.byteOffset, nb.byteOffset + nb.byteLength);
+  var packet = dnsjs.parse(ab);
 
   console.log('[packet]', nb.byteLength, 'bytes:');
   console.log(JSON.stringify(packet, null, 2));
diff --git a/test/parser.js b/test/parser.js
index 768550e..d7b3273 100644
--- a/test/parser.js
+++ b/test/parser.js
@@ -46,26 +46,25 @@
     var filename = path.join(dirname, name);
 
     var expected = require(path.join(dirname, name.replace(/\.bin$/, '.json')));
-    fs.readFile(filename, null, function (err, nb) {
-      console.log('Testing ' + filename);
+    var nb = fs.readFileSync(filename, null);
+    console.log('Testing ' + filename);
 
-      var ab = nb.buffer;
-      var result;
+    var ab = nb.buffer.slice(nb.byteOffset, nb.byteOffset + nb.byteLength);
+    var result;
 
-      try {
-        result = dnsjs.parse(ab);
-      } catch(e) {
-        console.log(ab);
-        console.error('[Error] ' + e.message);
-        console.error('');
-        //console.error(e.stack);
-        return;
-      }
+    try {
+      result = dnsjs.parse(ab);
+    } catch(e) {
+      console.log(ab);
+      console.error('[Error] ' + e.message);
+      console.error('');
+      //console.error(e.stack);
+      return;
+    }
 
-      // TODO deepHas
-      // compare two objects and make sure that the second has all of what the first has (but perhaps more)
+    // TODO deepHas
+    // compare two objects and make sure that the second has all of what the first has (but perhaps more)
 
-      deepLike(expected, result);
-    });
+    deepLike(expected, result);
   });
 }());