diff --git a/Gemfile.lock b/Gemfile.lock
index e6ef109..ab1881b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -772,7 +772,7 @@ GEM
     pry-rails (0.3.8)
       pry (>= 0.10.4)
     puma (3.12.0)
-    rack (2.0.5)
+    rack (2.2.3)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails (5.2.1)