diff --git a/Gruntfile.js b/Gruntfile.js
index 954e2e0..35a3322 100644
--- a/Gruntfile.js
+++ b/Gruntfile.js
@@ -342,6 +342,7 @@ module.exports = function (grunt) {
             '.htaccess',
             '*.html',
             'views/{,*/}*.html',
+            'data/{,*/}*.csv',
             'images/{,*/}*.{webp}',
             'styles/fonts/{,*/}*.*'
           ]