diff --git a/Gemfile.lock b/Gemfile.lock
index 4fae536..2e97397 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -8,12 +8,14 @@ GIT
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.3.6)
+    addressable (2.8.0)
+      public_suffix (>= 2.0.2, < 5.0)
     dotenv (1.0.2)
     faraday (0.9.0)
       multipart-post (>= 1.2, < 3)
     multi_json (1.10.1)
     multipart-post (2.0.0)
+    public_suffix (4.0.6)
     ruby-progressbar (1.7.0)
     terminal-table (1.4.5)