diff --git a/Gemfile.lock b/Gemfile.lock
index bc77e41..1120be1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -3,7 +3,7 @@ GEM
   specs:
     foreman (0.78.0)
       thor (~> 0.19.1)
-    rack (1.6.4)
+    rack (1.6.13)
     rack-protection (1.5.3)
       rack
     sinatra (1.4.6)