diff --git a/Gemfile.lock b/Gemfile.lock
index 828c0c7..abfc293 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,8 @@
 GEM
   remote: http://rubygems.org/
   specs:
-    addressable (2.4.0)
+    addressable (2.8.0)
+      public_suffix (>= 2.0.2, < 5.0)
     builder (3.2.2)
     diff-lcs (1.2.5)
     docile (1.1.5)
@@ -15,7 +16,7 @@ GEM
       multi_json (~> 1.4)
       nokogiri (~> 1.5.2)
       oauth2
-    hashie (3.4.3)
+    hashie (4.1.0)
     highline (1.7.8)
     jeweler (1.8.8)
       builder
@@ -27,18 +28,19 @@ GEM
       rake
       rdoc
     json (1.8.3)
-    jwt (1.5.2)
-    multi_json (1.11.2)
-    multi_xml (0.5.5)
+    jwt (2.2.3)
+    multi_json (1.15.0)
+    multi_xml (0.6.0)
     multipart-post (1.2.0)
     nokogiri (1.5.10)
-    oauth2 (1.1.0)
-      faraday (>= 0.8, < 0.10)
-      jwt (~> 1.0, < 1.5.2)
+    oauth2 (1.4.7)
+      faraday (>= 0.8, < 2.0)
+      jwt (>= 1.0, < 3.0)
       multi_json (~> 1.3)
       multi_xml (~> 0.5)
       rack (>= 1.2, < 3)
-    rack (1.6.4)
+    public_suffix (4.0.6)
+    rack (2.2.3)
     rake (10.5.0)
     rdoc (3.12.2)
       json (~> 1.4)