diff --git a/Gemfile.lock b/Gemfile.lock
index b680c57..3afbdcb 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,8 +1,8 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.7.0)
-      public_suffix (>= 2.0.2, < 5.0)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     ansi (1.5.0)
     builder (3.2.4)
     byebug (11.1.3)
@@ -25,7 +25,7 @@ GEM
     pry-byebug (3.9.0)
       byebug (~> 11.0)
       pry (~> 0.13.0)
-    public_suffix (4.0.6)
+    public_suffix (5.0.0)
     rake (13.0.1)
     ruby-progressbar (1.10.1)
     simplecov (0.19.1)