diff --git a/Gemfile.lock b/Gemfile.lock
index ff1dc59..a602402 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,6 +2,7 @@ PATH
   remote: .
   specs:
     stubhub (0.0.2)
+      httparty
 
 GEM
   remote: https://rubygems.org/
@@ -9,11 +10,11 @@ GEM
     addressable (2.3.3)
     crack (0.3.2)
     diff-lcs (1.2.1)
-    httparty (0.10.2)
-      multi_json (~> 1.0)
+    httparty (0.21.0)
+      mini_mime (>= 1.0.0)
       multi_xml (>= 0.5.2)
-    multi_json (1.6.1)
-    multi_xml (0.5.3)
+    mini_mime (1.1.2)
+    multi_xml (0.6.0)
     rspec (2.13.0)
       rspec-core (~> 2.13.0)
       rspec-expectations (~> 2.13.0)