diff --git a/Gemfile.lock b/Gemfile.lock
index 1b191914..166109fe 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -178,9 +178,9 @@ GEM
     net-ssh (3.0.2)
     netrc (0.10.3)
     newrelic_rpm (3.14.3.313)
-    nokogiri (1.7.0)
+    nokogiri (1.7.0.1)
       mini_portile2 (~> 2.1.0)
-    nokogiri (1.7.0-java)
+    nokogiri (1.7.0.1-java)
     nyan-cat-formatter (0.11)
       rspec (>= 2.99, >= 2.14.2, < 4)
     oauth (0.4.7)
diff --git a/app/controllers/exercises_controller.rb b/app/controllers/exercises_controller.rb
index 6eb74602..79314208 100644
--- a/app/controllers/exercises_controller.rb
+++ b/app/controllers/exercises_controller.rb
@@ -161,8 +161,6 @@ class ExercisesController < ApplicationController
                                        external_users_id: @submission.user_id,
                                        exercises_id: @submission.exercise_id).first
 
-    # binding.pry
-
     path = lti_return_path(consumer_id: session[:consumer_id],
                            submission_id: @submission.id,
                            url: consumer_return_url(build_tool_provider(consumer: Consumer.find_by(id: session[:consumer_id]),