diff --git a/Gemfile.lock b/Gemfile.lock
index a509a04..b25ecd0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -5,8 +5,8 @@ GEM
     erubis (2.7.0)
     multi_json (1.12.1)
     puma (3.12.0)
-    rack (1.6.4)
-    rack-protection (1.5.3)
+    rack (1.6.13)
+    rack-protection (1.5.5)
       rack
     rack-test (0.6.3)
       rack (>= 1.0)