diff --git a/Gemfile.lock b/Gemfile.lock
index 9449b25..1de0961 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -20,10 +20,12 @@ GEM
     deep_merge (1.1.1)
     diff-lcs (1.2.5)
     docile (1.1.5)
-    httparty (0.14.0)
+    httparty (0.21.0)
+      mini_mime (>= 1.0.0)
       multi_xml (>= 0.5.2)
     json (2.0.2)
-    multi_xml (0.5.5)
+    mini_mime (1.1.2)
+    multi_xml (0.6.0)
     parser (2.3.2.0)
       ast (~> 2.2)
     powerpack (0.1.1)