diff --git a/Gemfile.lock b/Gemfile.lock
index e3344a3..c29393b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -138,7 +138,7 @@ GEM
     progress (3.6.0)
     public_suffix (5.0.1)
     racc (1.6.2)
-    rack (2.2.5)
+    rack (2.2.6.3)
     rack-test (2.0.2)
       rack (>= 1.3)
     rails-dom-testing (2.0.3)