diff --git a/Gemfile.lock b/Gemfile.lock
index 253a09d..0a8888c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -247,7 +247,7 @@ GEM
       pry (>= 0.10.4)
     public_suffix (4.0.6)
     racc (1.5.2)
-    rack (2.2.3)
+    rack (2.2.6.3)
     rack-test (0.6.3)
       rack (>= 1.0)
     railroady (1.5.3)