diff --git a/Gemfile.lock b/Gemfile.lock
index 457cbcc6..ebf008d5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -41,8 +41,8 @@ GEM
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
-    addressable (2.8.1)
-      public_suffix (>= 2.0.2, < 6.0)
+    addressable (2.9.0)
+      public_suffix (>= 2.0.2, < 8.0)
     afm (0.2.2)
     arel (8.0.0)
     ast (2.4.2)
@@ -225,7 +225,7 @@ GEM
       prawn (>= 0.11.1)
       railties (>= 3.0.0)
     psych (3.3.4)
-    public_suffix (5.0.1)
+    public_suffix (7.0.5)
     puma (6.3.1)
       nio4r (~> 2.0)
     racc (1.7.1)