diff --git a/Gemfile.lock b/Gemfile.lock
index 55ea4f6..555c655 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -7,8 +7,8 @@ GEM
       minitest (~> 5.1)
       thread_safe (~> 0.3, >= 0.3.4)
       tzinfo (~> 1.1)
-    addressable (2.5.1)
-      public_suffix (~> 2.0, >= 2.0.2)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     babosa (1.0.2)
     claide (1.0.1)
     colored (1.2)
@@ -100,7 +100,7 @@ GEM
     nanaimo (0.2.3)
     os (0.9.6)
     plist (3.2.0)
-    public_suffix (2.0.5)
+    public_suffix (5.0.0)
     representable (2.3.0)
       uber (~> 0.0.7)
     retriable (2.1.0)