diff --git a/Gemfile.lock b/Gemfile.lock
index 7e74a65..e0fa5ed 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -103,7 +103,7 @@ GEM
     nokogiri (1.10.2)
       mini_portile2 (~> 2.4.0)
     puma (3.12.1)
-    rack (2.0.7)
+    rack (2.0.8)
     rack-cors (1.0.3)
     rack-protection (2.0.5)
       rack