diff --git a/Gemfile.lock b/Gemfile.lock
index b31f518..75f9262 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -104,8 +104,8 @@ GEM
       mini_portile2 (~> 2.4.0)
     puma (3.12.4)
     raabro (1.1.6)
-    rack (2.2.2)
-    rack-protection (2.0.8.1)
+    rack (2.2.3)
+    rack-protection (2.2.0)
       rack
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
@@ -161,7 +161,7 @@ GEM
       resque
       sass-rails
       twitter-bootstrap-rails
-    ruby2_keywords (0.0.2)
+    ruby2_keywords (0.0.5)
     rufus-scheduler (3.6.0)
       fugit (~> 1.1, >= 1.1.6)
     sass (3.7.4)
@@ -177,10 +177,10 @@ GEM
       tilt (>= 1.1, < 3)
     sassc (2.3.0)
       ffi (~> 1.9)
-    sinatra (2.0.8.1)
+    sinatra (2.2.0)
       mustermann (~> 1.0)
-      rack (~> 2.0)
-      rack-protection (= 2.0.8.1)
+      rack (~> 2.2)
+      rack-protection (= 2.2.0)
       tilt (~> 2.0)
     sprockets (3.7.2)
       concurrent-ruby (~> 1.0)