diff --git a/omnibus/Gemfile.lock b/omnibus/Gemfile.lock
index 5f962063896..d5cd4db3d15 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)
     artifactory (3.0.15)
     awesome_print (1.9.2)
     aws-eventstream (1.1.1)
@@ -318,7 +318,7 @@ GEM
     pry (0.14.1)
       coderay (~> 1.1)
       method_source (~> 1.0)
-    public_suffix (4.0.6)
+    public_suffix (5.0.0)
     rack (2.2.3)
     rainbow (3.0.0)
     retryable (3.0.5)