diff --git a/Gemfile.lock b/Gemfile.lock
index ecfa2cc..e65ac00 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -50,7 +50,7 @@ GEM
     nokogiri (1.10.10)
       mini_portile2 (~> 2.4.0)
     promise.rb (0.7.4)
-    rack (2.2.3)
+    rack (2.2.6.3)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails-dom-testing (2.0.3)