diff --git a/Gemfile.lock b/Gemfile.lock
index 3e68483..58e2e1c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -150,7 +150,7 @@ GEM
       nio4r (~> 2.0)
     raabro (1.4.0)
     racc (1.8.0)
-    rack (2.2.10)
+    rack (2.2.12)
     rack-accept (0.4.5)
       rack (>= 0.4)
     rack-cors (2.0.2)