diff --git a/Gemfile.lock b/Gemfile.lock
index 816b730..1d0ed88 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -48,13 +48,14 @@ GEM
       json (>= 1.4.6)
     gist (3.1.1)
     highline (1.6.13)
-    httparty (0.10.2)
-      multi_json (~> 1.0)
+    httparty (0.21.0)
+      mini_mime (>= 1.0.0)
       multi_xml (>= 0.5.2)
     ipaddress (0.8.0)
     json (1.6.1)
     method_source (0.7.1)
     mime-types (1.19)
+    mini_mime (1.1.2)
     minitest (4.6.0)
     minitest-chef-handler (0.6.7)
       chef
@@ -67,8 +68,7 @@ GEM
     mixlib-log (1.4.1)
     mixlib-shellout (1.0.0)
     moneta (0.6.0)
-    multi_json (1.5.0)
-    multi_xml (0.5.3)
+    multi_xml (0.6.0)
     net-ssh (2.2.2)
     net-ssh-gateway (1.1.0)
       net-ssh (>= 1.99.1)