diff --git a/simple_oauth.gemspec b/simple_oauth.gemspec
index 4bad4c5..c65952d 100644
--- a/simple_oauth.gemspec
+++ b/simple_oauth.gemspec
@@ -1,4 +1,4 @@
-# -*- encoding: utf-8 -*-
+# encoding: utf-8
 require File.expand_path('../lib/simple_oauth/version', __FILE__)
 
 Gem::Specification.new do |gem|