diff --git a/Gemfile.lock b/Gemfile.lock
index 13e30ef..074bd18 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -39,7 +39,7 @@ GEM
     public_suffix (3.1.1)
     purdytest (2.0.0)
       minitest (~> 5.5)
-    rack (2.0.7)
+    rack (2.0.8)
     rack-protection (2.0.5)
       rack
     rack-test (1.1.0)