diff --git a/src/Controller/UwDownloadCsvController.php b/src/Controller/UwDownloadCsvController.php
index ea679a89beafd2ad91b8a92381215367c6bdf2f4..46cfdb403876ca3e02e71d94de230c644c68893c 100644
--- a/src/Controller/UwDownloadCsvController.php
+++ b/src/Controller/UwDownloadCsvController.php
@@ -131,7 +131,7 @@ class UwDownloadCsvController extends ControllerBase {
       // Step through each of the nodes and get the info.
       foreach ($nodes as $node) {
 
-        // Pull out the info about the node.
+        // Pull out the info about the node, making sure the title is CSV-safe.
         $data = [
           'nid' => $node->id(),
           'title' => '"' . str_replace('"', '""', $node->getTitle()) . '"',