diff --git a/Gemfile.lock b/Gemfile.lock
index 40f69656e..16dcdf92b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -57,8 +57,8 @@ GEM
       tzinfo (~> 1.1)
     acts-as-taggable-on (3.5.0)
       activerecord (>= 3.2, < 5)
-    addressable (2.7.0)
-      public_suffix (>= 2.0.2, < 5.0)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     ancestry (3.2.1)
       activerecord (>= 4.2.0)
     annotate (3.1.1)
@@ -448,7 +448,7 @@ GEM
     pry-byebug (3.6.0)
       byebug (~> 10.0)
       pry (~> 0.10)
-    public_suffix (4.0.6)
+    public_suffix (5.0.0)
     puma (5.5.0)
       nio4r (~> 2.0)
     rack (1.6.13)