diff --git a/Gemfile.lock b/Gemfile.lock
old mode 100755
new mode 100644
index 1f7a766..6470f5d
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,8 +1,8 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.5.2)
-      public_suffix (>= 2.0.2, < 4.0)
+    addressable (2.8.0)
+      public_suffix (>= 2.0.2, < 5.0)
     ast (2.4.0)
     crack (0.4.3)
       safe_yaml (~> 1.0.0)
@@ -13,7 +13,7 @@ GEM
     parser (2.5.1.2)
       ast (~> 2.4.0)
     powerpack (0.1.2)
-    public_suffix (3.0.3)
+    public_suffix (4.0.6)
     rainbow (3.0.0)
     rake (12.3.1)
     redcarpet (3.4.0)