diff --git a/Gemfile.lock b/Gemfile.lock
index de161bd..78df32e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -116,7 +116,7 @@ GEM
     plist (3.5.0)
     proxifier (1.0.3)
     public_suffix (4.0.3)
-    rack (2.2.2)
+    rack (2.2.6.4)
     rake (13.0.1)
     retryable (3.0.5)
     rspec (3.7.0)