diff --git a/Gemfile b/Gemfile
index fa1d1b3..08c3e14 100644
--- a/Gemfile
+++ b/Gemfile
@@ -13,5 +13,5 @@ group :development do
   end
   gem 'minitest', '>=2'
   gem "bundler"
-  gem "jeweler"
+  gem "jeweler", ">= 2.0.1"
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index 859e74d..ea19df5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,49 +1,60 @@
 GEM
   remote: http://rubygems.org/
   specs:
-    addressable (2.3.5)
+    addressable (2.4.0)
     archive-tar-minitar (0.5.2)
-    builder (3.2.2)
+    builder (3.2.4)
     columnize (0.3.4)
-    faraday (0.7.6)
-      addressable (~> 2.2)
-      multipart-post (~> 1.1)
-      rack (~> 1.1)
-    git (1.2.6)
-    github_api (0.4.10)
-      faraday (~> 0.7.6)
-      hashie (~> 1.2.0)
-      multi_json (~> 1.0)
-      oauth2 (~> 0.5.2)
-    hashie (1.2.0)
-    highline (1.6.20)
-    jeweler (2.0.1)
+    descendants_tracker (0.0.4)
+      thread_safe (~> 0.3, >= 0.3.1)
+    faraday (0.9.2)
+      multipart-post (>= 1.2, < 3)
+    git (1.6.0)
+      rchardet (~> 1.8)
+    github_api (0.16.0)
+      addressable (~> 2.4.0)
+      descendants_tracker (~> 0.0.4)
+      faraday (~> 0.8, < 0.10)
+      hashie (>= 3.4)
+      mime-types (>= 1.16, < 3.0)
+      oauth2 (~> 1.0)
+    hashie (4.1.0)
+    highline (2.0.3)
+    jeweler (2.3.9)
       builder
-      bundler (>= 1.0)
+      bundler
       git (>= 1.2.5)
-      github_api
+      github_api (~> 0.16.0)
       highline (>= 1.6.15)
       nokogiri (>= 1.5.10)
+      psych
       rake
       rdoc
-    json (1.8.6)
+      semver2
+    jwt (2.2.1)
     linecache19 (0.5.12)
       ruby_core_source (>= 0.1.4)
+    mime-types (2.99.3)
     mini_portile2 (2.4.0)
     minitest (2.8.0)
-    multi_json (1.0.3)
-    multipart-post (1.2.0)
-    nokogiri (1.10.4)
+    multi_json (1.14.1)
+    multi_xml (0.6.0)
+    multipart-post (2.1.1)
+    nokogiri (1.10.9)
       mini_portile2 (~> 2.4.0)
-    oauth2 (0.5.2)
-      faraday (~> 0.7)
-      multi_json (~> 1.0)
-    rack (1.3.5)
+    oauth2 (1.4.4)
+      faraday (>= 0.8, < 2.0)
+      jwt (>= 1.0, < 3.0)
+      multi_json (~> 1.3)
+      multi_xml (~> 0.5)
+      rack (>= 1.2, < 3)
+    psych (3.1.0)
+    rack (1.6.13)
     rack-protection (1.1.4)
       rack
-    rake (10.1.1)
-    rdoc (4.1.1)
-      json (~> 1.4)
+    rake (13.0.1)
+    rchardet (1.8.0)
+    rdoc (6.2.1)
     redis (2.2.2)
     redis-namespace (1.0.4)
       redis (< 3.0.0)
@@ -62,10 +73,12 @@ GEM
       ruby-debug-base19 (>= 0.11.19)
     ruby_core_source (0.1.5)
       archive-tar-minitar (>= 0.5.2)
+    semver2 (3.4.2)
     sinatra (1.3.1)
       rack (~> 1.3, >= 1.3.4)
       rack-protection (~> 1.1, >= 1.1.2)
       tilt (~> 1.3, >= 1.3.3)
+    thread_safe (0.3.6)
     tilt (1.3.3)
     vegas (0.1.8)
       rack (>= 1.0.0)
@@ -75,7 +88,7 @@ PLATFORMS
 
 DEPENDENCIES
   bundler
-  jeweler
+  jeweler (>= 2.0.1)
   minitest (>= 2)
   resque (~> 1.19)
   ruby-debug19