diff --git a/Gemfile b/Gemfile
index 2c75a37..8671a7c 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,5 +1,5 @@
 source 'https://rubygems.org'
-ruby '2.1.0'
+ruby '2.2.0'
 
 gem 'sinatra', '~>1.4.4'
 gem 'thin'
diff --git a/Gemfile.lock b/Gemfile.lock
index defa6b5..2a5bde1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,7 +2,7 @@ GEM
   remote: https://rubygems.org/
   specs:
     daemons (1.1.9)
-    eventmachine (1.0.3)
+    eventmachine (1.0.7)
     rack (1.5.2)
     rack-protection (1.5.2)
       rack