diff --git a/Gemfile.lock b/Gemfile.lock
index e53a1454d..38bf22020 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -197,7 +197,7 @@ GEM
     psych (3.1.0)
     public_suffix (3.0.3)
     puma (3.12.1)
-    rack (2.0.7)
+    rack (2.2.4)
     rack-livereload (0.3.17)
       rack
     rack-test (1.1.0)