diff --git a/Gemfile.lock b/Gemfile.lock
index 6ba199b..e5f7009 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -40,7 +40,7 @@ GEM
     public_suffix (4.0.1)
     purdytest (2.0.0)
       minitest (~> 5.5)
-    rack (2.0.7)
+    rack (2.0.8)
     rack-protection (2.0.7)
       rack
     rack-test (1.1.0)