diff --git a/test/Gemfile.lock b/test/Gemfile.lock
index 237e97c..8e3a8d1 100644
--- a/test/Gemfile.lock
+++ b/test/Gemfile.lock
@@ -2,8 +2,8 @@ GEM
   remote: https://rubygems.org/
   specs:
     Platform (0.4.2)
-    addressable (2.7.0)
-      public_suffix (>= 2.0.2, < 5.0)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     byebug (11.1.3)
     cookiejar (0.3.3)
     diff-lcs (1.4.4)
@@ -24,7 +24,7 @@ GEM
     popen4 (0.1.2)
       Platform (>= 0.4.0)
       open4 (>= 0.4.0)
-    public_suffix (4.0.6)
+    public_suffix (5.0.0)
     redis (4.2.5)
     rspec (3.10.0)
       rspec-core (~> 3.10.0)