diff --git a/Gemfile.lock b/Gemfile.lock
old mode 100755
new mode 100644
index cc7875c..63db138
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,8 +1,8 @@
 GEM
   remote: http://rubygems.org/
   specs:
-    addressable (2.5.1)
-      public_suffix (~> 2.0, >= 2.0.2)
+    addressable (2.8.0)
+      public_suffix (>= 2.0.2, < 5.0)
     colorator (1.1.0)
     ffi (1.9.18)
     forwardable-extended (2.6.0)
@@ -33,7 +33,7 @@ GEM
     multi_json (1.12.1)
     pathutil (0.14.0)
       forwardable-extended (~> 2.6)
-    public_suffix (2.0.5)
+    public_suffix (4.0.6)
     pygments.rb (1.1.2)
       multi_json (>= 1.0.0)
     rake (10.5.0)