diff --git a/Gemfile.lock b/Gemfile.lock
index 60edd2a..50c6859 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -48,13 +48,13 @@ GEM
     execjs (1.4.0)
       multi_json (~> 1.0)
     hike (1.2.1)
-    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)
     journey (1.0.4)
     jquery-rails (2.0.2)
-      railties (< 5.0, >= 3.2.0)
+      railties (>= 3.2.0, < 5.0)
       thor (~> 0.14)
     json (1.7.3)
     libv8 (3.3.10.2)
@@ -63,8 +63,9 @@ GEM
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
     mime-types (1.18)
-    multi_json (1.3.6)
-    multi_xml (0.5.1)
+    mini_mime (1.1.2)
+    multi_json (1.15.0)
+    multi_xml (0.6.0)
     nokogiri (1.4.4)
     paperclip (3.1.4)
       activemodel (>= 3.0.0)
@@ -95,7 +96,7 @@ GEM
       rack-ssl (~> 1.3.2)
       rake (>= 0.8.7)
       rdoc (~> 3.4)
-      thor (< 2.0, >= 0.14.6)
+      thor (>= 0.14.6, < 2.0)
     rake (0.9.2.2)
     rdoc (3.12)
       json (~> 1.4)
@@ -107,7 +108,7 @@ GEM
     sprockets (2.1.3)
       hike (~> 1.2)
       rack (~> 1.0)
-      tilt (!= 1.3.0, ~> 1.1)
+      tilt (~> 1.1, != 1.3.0)
     therubyracer (0.10.1)
       libv8 (~> 3.3.10)
     thor (0.15.3)