diff --git a/Gemfile.lock b/Gemfile.lock
index bbf09c2..7f97471 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -292,7 +292,7 @@ GEM
       method_source (~> 0.9.0)
     public_suffix (4.0.6)
     racc (1.6.0)
-    rack (2.2.3)
+    rack (2.2.3.1)
     rainbow (3.0.0)
     rake (13.0.1)
     representable (3.1.1)