diff --git a/lib/ruby-github.rb b/lib/ruby-github.rb
index 90bb1ef..1e458ba 100644
--- a/lib/ruby-github.rb
+++ b/lib/ruby-github.rb
@@ -5,17 +5,25 @@
 
 module GitHub
   class API
-    BASE_URL = "http://github.com/api/v1/json"  
+    BASE_URL = "http://github.com/api/v2/json"
   
     # Fetches information about the specified user name.
     def self.user(user)
-      url = BASE_URL + "/#{user}"
+      url = BASE_URL + "/user/show/#{user}"
       GitHub::User.new(JSON.parse(open(url).read)["user"])
     end
+
+    # Fetches the repositories for a given user.
+    def self.repositories(user)
+      url = BASE_URL + "/repos/show/#{user}"
+      JSON.parse(open(url).read)["repositories"].collect{ |r|
+        GitHub::Repository.new(r.merge(:user => user))
+      }
+    end
   
     # Fetches the commits for a given repository.
     def self.commits(user,repository,branch="master")
-      url = BASE_URL + "/#{user}/#{repository}/commits/#{branch}"
+      url = BASE_URL + "/commits/list/#{user}/#{repository}/#{branch}"
       JSON.parse(open(url).read)["commits"].collect{ |c| 
         GitHub::Commit.new(c.merge(:user => user, :repository => repository))
       }
@@ -27,8 +35,9 @@ def self.repository(user,repository)
   
     # Fetches a single commit for a repository.
     def self.commit(user,repository,commit)
-      url = BASE_URL + "/#{user}/#{repository}/commit/#{commit}"
-      GitHub::Commit.new(JSON.parse(open(url).read).merge(:user => user, :repository => repository))
+      url = BASE_URL + "/commits/show/#{user}/#{repository}/#{commit}"
+      commit = JSON.parse(open(url).read)["commit"]
+      GitHub::Commit.new(commit.merge(:user => user, :repository => repository))
     end
   end