diff --git a/app/models/issue.rb b/app/models/issue.rb
index 8a3c281..2daab33 100644
--- a/app/models/issue.rb
+++ b/app/models/issue.rb
@@ -1,14 +1,14 @@
 class Issue
   include ActiveModel::Model
-  attr_accessor :problem, :user, :title, :body
+  attr_accessor :issue_tracker, :user, :title, :body
 
-  def intialize(problem: nil, user: nil, title: nil, body: nil)
-    @problem, @user, @title, @body = problem, user, title, body
+  def intialize(issue_tracker: nil, user: nil, title: nil, body: nil)
+    @issue_tracker, @user, @title, @body = issue_tracker, user, title, body
   end
 
   def save
-    if tracker
-      tracker.create_issue(title, body, user.as_document)
+    if issue_tracker
+      issue_tracker.create_issue(title, body, user.as_document)
     else
       errors.add :base, "This app has no issue tracker setup."
     end
@@ -17,8 +17,4 @@ class Issue
     errors.add :base, "There was an error during issue creation: #{ex.message}"
     false
   end
-
-  def tracker
-    problem.app.issue_tracker
-  end
 end
--
libgit2 0.21.2