diff --git a/Gemfile.lock b/Gemfile.lock
index d0ffd75..9ae023c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -80,8 +80,8 @@ GEM
       securerandom (>= 0.3)
       tzinfo (~> 2.0, >= 2.0.5)
       uri (>= 0.13.1)
-    addressable (2.8.7)
-      public_suffix (>= 2.0.2, < 7.0)
+    addressable (2.9.0)
+      public_suffix (>= 2.0.2, < 8.0)
     ast (2.4.3)
     base64 (0.3.0)
     benchmark (0.4.1)
@@ -172,7 +172,7 @@ GEM
     psych (5.2.6)
       date
       stringio
-    public_suffix (6.0.2)
+    public_suffix (7.0.5)
     racc (1.8.1)
     rack (3.2.3)
     rack-session (2.1.1)