diff --git a/Gemfile.lock b/Gemfile.lock
index 6c7f5b4..d4e1d6b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -81,7 +81,7 @@ GEM
       method_source (~> 0.8.1)
       slop (~> 3.4)
     puma (3.12.1)
-    rack (2.0.7)
+    rack (2.2.3)
     rack-cors (1.0.3)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)