diff --git a/files/default/handler/audit_report.rb b/files/default/handler/audit_report.rb
index 9018c514..28d217ae 100644
--- a/files/default/handler/audit_report.rb
+++ b/files/default/handler/audit_report.rb
@@ -229,6 +229,7 @@ def send_report(reporter, server, user, source_location, report)
 
         # TODO: harmonize reporter interface
         if reporter == 'chef-visibility' || reporter == 'chef-automate'
+          # `run_status.entity_uuid` is calling the `entity_uuid` method in libraries/helper.rb
           opts = {
             entity_uuid: run_status.entity_uuid,
             run_id: run_status.run_id,
@@ -242,6 +243,7 @@ def send_report(reporter, server, user, source_location, report)
           chef_org = Chef::Config[:chef_server_url].split('/').last
           if chef_url
             url = construct_url(chef_url, File.join('organizations', chef_org, 'data-collector'))
+            # `run_status.entity_uuid` is calling the `entity_uuid` method in libraries/helper.rb
             opts = {
               entity_uuid: run_status.entity_uuid,
               run_id: run_status.run_id,
diff --git a/libraries/helper.rb b/libraries/helper.rb
index d86e7c2c..dbf1430e 100644
--- a/libraries/helper.rb
+++ b/libraries/helper.rb
@@ -16,12 +16,8 @@ def run_id
 
   # Returns the node's uuid
   def entity_uuid
-    if defined?(Chef) &&
-       defined?(Chef::DataCollector) &&
-       defined?(Chef::DataCollector::Messages) &&
-       defined?(Chef::DataCollector::Messages.node_uuid)
-      Chef::DataCollector::Messages.node_uuid
-    end
+    # the Chef::DataCollector::Messages API here is Chef < 15.0 backcompat and can be removed when Chef 14.x is no longer supported
+    node[:chef_guid] || defined?(Chef::DataCollector::Messages) && Chef::DataCollector::Messages.node_uuid
   end
 
   # Convert the strings in the profile definitions into symbols for handling