diff --git a/Gemfile.lock b/Gemfile.lock
index f2b7f9148..ae54aba57 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -417,7 +417,7 @@ GEM
       activesupport (>= 3.0.0)
     raabro (1.4.0)
     racc (1.8.1)
-    rack (2.2.14)
+    rack (2.2.20)
     rack-protection (3.2.0)
       base64 (>= 0.1.0)
       rack (~> 2.2, >= 2.2.4)