diff --git a/Gemfile.lock b/Gemfile.lock
index 4dbf94a..8fb5f50 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -33,7 +33,7 @@ GEM
       coderay (~> 1.1)
       method_source (~> 1.0)
     rack (2.2.3)
-    rack-protection (2.1.0)
+    rack-protection (2.2.0)
       rack
     rainbow (3.0.0)
     rake (13.0.3)
@@ -53,13 +53,13 @@ GEM
     rubocop-rake (0.5.1)
       rubocop
     ruby-progressbar (1.11.0)
-    ruby2_keywords (0.0.4)
+    ruby2_keywords (0.0.5)
     shotgun (0.9.2)
       rack (>= 1.0)
-    sinatra (2.1.0)
+    sinatra (2.2.0)
       mustermann (~> 1.0)
       rack (~> 2.2)
-      rack-protection (= 2.1.0)
+      rack-protection (= 2.2.0)
       tilt (~> 2.0)
     sinatra-activerecord (2.0.22)
       activerecord (>= 4.1)