diff --git a/app/controllers/submissions_controller.rb b/app/controllers/submissions_controller.rb
index a6354d8d..4ec2e7bc 100644
--- a/app/controllers/submissions_controller.rb
+++ b/app/controllers/submissions_controller.rb
@@ -246,9 +246,8 @@ class SubmissionsController < ApplicationController
   end
 
   def stop
-    # temporary disabled
-    # Rails.logger.error('stopping submission ' + @submission)
-    container = Docker::Container.get(params[:container_id])
+    Rails.logger.debug('stopping submission ' + @submission.id.to_s)
+    container = Docker::Container.get(params[:containtier_id])
     DockerClient.destroy_container(container)
   rescue Docker::Error::NotFoundError
   ensure
diff --git a/spec/controllers/submissions_controller_spec.rb b/spec/controllers/submissions_controller_spec.rb
index 8d83943c..38274053 100644
--- a/spec/controllers/submissions_controller_spec.rb
+++ b/spec/controllers/submissions_controller_spec.rb
@@ -200,9 +200,8 @@ describe SubmissionsController do
 
     context 'when the container can be found' do
       before(:each) do
-        #not sure where is a correct place for this call. Need to change structure of this test?
-        #expect(Rails.logger).to receive(:error).with(/error message/)
         expect(Docker::Container).to receive(:get).and_return(CONTAINER)
+        #expect(Rails.logger).to receive(:debug).at_least(:once).and_call_original
         request.call
       end
 
@@ -215,7 +214,6 @@ describe SubmissionsController do
 
     context 'when the container cannot be found' do
       before(:each) do
-        #expect(Rails.logger).to receive(:error).with(/error message/)
         expect(Docker::Container).to receive(:get).and_raise(Docker::Error::NotFoundError)
         request.call
       end