diff --git a/appengine/websockets/Gemfile.lock b/appengine/websockets/Gemfile.lock
index 190b420df..f07c31e66 100644
--- a/appengine/websockets/Gemfile.lock
+++ b/appengine/websockets/Gemfile.lock
@@ -1,8 +1,8 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.8.5)
-      public_suffix (>= 2.0.2, < 6.0)
+    addressable (2.9.0)
+      public_suffix (>= 2.0.2, < 8.0)
     capybara (3.39.2)
       addressable
       matrix
@@ -35,13 +35,16 @@ GEM
     nokogiri (1.16.5)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
-    public_suffix (5.0.3)
+    public_suffix (7.0.5)
     racc (1.7.3)
     rack (2.2.11)
     rack-protection (3.1.0)
       rack (~> 2.2, >= 2.2.4)
     rack-test (2.1.0)
       rack (>= 1.3)
+    rackup (1.0.1)
+      rack (< 3)
+      webrick
     regexp_parser (2.8.1)
     rspec (3.12.0)
       rspec-core (~> 3.12.0)
@@ -84,6 +87,7 @@ DEPENDENCIES
   cuprite
   faye-websocket
   rack-test
+  rackup
   rspec
   rspec_junit_formatter
   sinatra