diff --git a/Gemfile.lock b/Gemfile.lock
index c099ab4..b8dea4a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -35,12 +35,13 @@ GEM
       rubyzip
     ffi (1.0.11)
     fssm (0.2.9)
-    httparty (0.8.3)
-      multi_json (~> 1.0)
-      multi_xml
+    httparty (0.21.0)
+      mini_mime (>= 1.0.0)
+      multi_xml (>= 0.5.2)
     i18n (0.6.0)
-    multi_json (1.3.6)
-    multi_xml (0.4.4)
+    mini_mime (1.1.2)
+    multi_json (1.15.0)
+    multi_xml (0.6.0)
     nokogiri (1.5.4)
     notifier (0.2.1)
     pygments.rb (0.2.12)