diff --git a/.travis.yml b/.travis.yml
index 5e4207c92b8..685c0e4b5f6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -298,7 +298,7 @@ script:
   # Ensure we catch errors
   set -e
   #parallel-lint --exclude htdocs/includes --blame .
-  parallel-lint --exclude htdocs/includes/sabre --exclude htdocs/includes/sebastian --exclude htdocs/includes/squizlabs/php_codesniffer/tests --exclude htdocs/includes/jakub-onderka/php-parallel-lint/tests --exclude htdocs/includes/mike42/escpos-php/example --exclude htdocs/includes/phpunit/php-token-stream/tests --exclude htdocs/includes/composer/autoload_static.php --blame .
+  parallel-lint --exclude htdocs/includes/sabre --exclude htdocs/includes/phpoffice/PhpSpreadsheet --exclude htdocs/includes/sebastian --exclude htdocs/includes/squizlabs/php_codesniffer/tests --exclude htdocs/includes/jakub-onderka/php-parallel-lint/tests --exclude htdocs/includes/mike42/escpos-php/example --exclude htdocs/includes/phpunit/php-token-stream/tests --exclude htdocs/includes/composer/autoload_static.php --blame .
   set +e
   echo