diff --git a/Gemfile.lock b/Gemfile.lock
index 0b95155..91fc8f0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -40,7 +40,7 @@ GEM
     minitest (5.12.2)
     nokogiri (1.10.4)
       mini_portile2 (~> 2.4.0)
-    rack (2.0.7)
+    rack (2.0.8)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails-dom-testing (2.0.3)