diff --git a/indexer/Gemfile.lock b/indexer/Gemfile.lock
index 8adebb59..2e681640 100644
--- a/indexer/Gemfile.lock
+++ b/indexer/Gemfile.lock
@@ -1,7 +1,8 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.3.7)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
     aruba (0.6.2)
       childprocess (>= 0.3.6)
       cucumber (>= 1.1.1)
@@ -63,6 +64,7 @@ GEM
       coderay (~> 1.1.0)
       method_source (~> 0.8.1)
       slop (~> 3.4)
+    public_suffix (5.0.0)
     rake (13.0.1)
     roo (1.13.2)
       nokogiri