diff --git a/Gemfile.lock b/Gemfile.lock
index 56a5354..019ab5f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -148,7 +148,7 @@ GEM
     orm_adapter (0.5.0)
     public_suffix (4.0.1)
     puma (3.12.1)
-    rack (2.0.7)
+    rack (2.0.8)
     rack-pjax (1.1.0)
       nokogiri (~> 1.5)
       rack (>= 1.1)