diff --git a/Gemfile.lock b/Gemfile.lock
index 0dccd20e8..bfe91f935 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -637,7 +637,7 @@ GEM
       multi_json (~> 1.0)
       pusher-signature (~> 0.1.8)
     pusher-signature (0.1.8)
-    rack (2.0.5)
+    rack (2.0.6)
     rack-host-redirect (1.3.0)
       rack
     rack-protection (2.0.4)