diff --git a/Gemfile.lock b/Gemfile.lock
index bcbb5bc7..95095289 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -39,11 +39,11 @@ GEM
       faraday_middleware (~> 0.9)
       hashie (~> 1.2)
       multi_json (~> 1.3)
-    rack (1.4.1)
+    rack (1.6.13)
     rack-cache (1.2)
       rack (>= 0.4)
     rack-no-www (0.0.2)
-    rack-protection (1.2.0)
+    rack-protection (1.5.5)
       rack
     raindrops (0.10.0)
     rdiscount (1.6.8)