diff --git a/omnibus/Gemfile.lock b/omnibus/Gemfile.lock
index ee2b13de..99d00581 100644
--- a/omnibus/Gemfile.lock
+++ b/omnibus/Gemfile.lock
@@ -27,8 +27,8 @@ GIT
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.7.0)
-      public_suffix (>= 2.0.2, < 5.0)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     awesome_print (1.9.2)
     aws-eventstream (1.1.1)
     aws-partitions (1.449.0)
@@ -100,7 +100,7 @@ GEM
       rainbow
       zhexdump (>= 0.0.2)
     plist (3.6.0)
-    public_suffix (4.0.6)
+    public_suffix (5.0.0)
     rainbow (3.0.0)
     ruby-progressbar (1.11.0)
     thor (1.1.0)