diff --git a/Gemfile.lock b/Gemfile.lock
index 707b09a..8e0ce6d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -30,7 +30,7 @@ GEM
     pry (0.13.1)
       coderay (~> 1.1)
       method_source (~> 1.0)
-    rack (2.2.2)
+    rack (2.2.6.4)
     rack-protection (2.0.8.1)
       rack
     rmagick (4.1.2)