diff --git a/Gemfile.lock b/Gemfile.lock
index fd72e0e..b89e5fc 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -42,7 +42,7 @@ GEM
     ffi (1.9.3)
     hashie (2.1.1)
     hitimes (1.2.1)
-    json (1.8.1)
+    json (2.5.1)
     kitchen-vagrant (0.15.0)
       test-kitchen (~> 1.0)
     minitar (0.5.4)