diff --git a/app/models/external_person.rb b/app/models/external_person.rb
index 0fe0991..3ad669b 100644
--- a/app/models/external_person.rb
+++ b/app/models/external_person.rb
@@ -28,7 +28,7 @@ class ExternalPerson < ActiveRecord::Base
   alias :public_profile_url :url
 
   def avatar
-    "http://#{self.source}/plugin/gravatar_provider/h/#{Digest::MD5.hexdigest(self.email)}"
+    "http://#{self.source}/profile/#{self.identifier}/icon/"
   end
 
   def admin_url
@@ -87,12 +87,12 @@ class ExternalPerson < ActiveRecord::Base
   end
 
   class ExternalPerson::Image
-    attr_accessor :path
     def initialize(path)
-      self.path = path
+      @path = path
     end
+
     def public_filename(size = nil)
-      self.path
+      URI.join(@path, size.to_s)
     end
 
     def content_type
@@ -101,7 +101,6 @@ class ExternalPerson < ActiveRecord::Base
   end
 
   def image
-    ExternalPerson::Image.new(avatar)
+    ExternalPerson::Image.new(path)
   end
-
 end
--
libgit2 0.21.2