diff --git a/Gemfile.lock b/Gemfile.lock
index 57b2b43..0002f29 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -137,7 +137,7 @@ GEM
       activerecord (>= 4.0, < 5.3)
     pg (1.1.3)
     puma (3.12.1)
-    rack (2.0.6)
+    rack (2.2.3)
     rack-protection (2.0.5)
       rack
     rack-test (1.1.0)