diff --git a/.php-cs-fixer.php b/.php-cs-fixer.php
index eb69ebbc76..c6f1f79705 100644
--- a/.php-cs-fixer.php
+++ b/.php-cs-fixer.php
@@ -41,6 +41,7 @@
         'new_with_parentheses' => true,
         'no_extra_blank_lines' => true,
         'no_mixed_echo_print' => true,
+        'no_singleline_whitespace_before_semicolons' => true,
         'no_trailing_whitespace' => true,
         'ordered_class_elements' => true,
         'random_api_migration' => true,
diff --git a/include/errors.inc b/include/errors.inc
index c243782238..17fd869123 100644
--- a/include/errors.inc
+++ b/include/errors.inc
@@ -582,7 +582,7 @@ function get_legacy_manual_urls(string $uri): array
         if (count($matches) < 2) {
             return '';
         }
-        return $matches[1] ;
+        return $matches[1];
     }, $uri);
 
     if (!isset($pages_ids[$page_id])) {