diff --git a/Gemfile.lock b/Gemfile.lock
index 857d99b..d5adf83 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -8,8 +8,8 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.7.0)
-      public_suffix (>= 2.0.2, < 5.0)
+    addressable (2.9.0)
+      public_suffix (>= 2.0.2, < 8.0)
     ast (2.4.2)
     byebug (11.1.3)
     codecov (0.5.1)
@@ -48,7 +48,7 @@ GEM
     pry-byebug (3.9.0)
       byebug (~> 11.0)
       pry (~> 0.13.0)
-    public_suffix (4.0.6)
+    public_suffix (4.0.7)
     rainbow (3.0.0)
     rake (13.0.3)
     rb-readline (0.5.5)