diff --git a/debian/php/php.ini b/debian/php/php.ini
index 12cf380..22e817a 100644
--- a/debian/php/php.ini
+++ b/debian/php/php.ini
@@ -1,14 +1,14 @@
+# https://www.php.net/manual/en/ini.core.php
 memory_limit=512M
+post_max_size = 60M
+upload_max_filesize = 50M
 
+# https://www.php.net/manual/en/opcache.configuration.php
 opcache.enable=1
 opcache.preload=/var/www/html/preload.php
 opcache.preload_user=www-data
 opcache.max_accelerated_files=300000
-opcache.validate_timestamps=1
 opcache.revalidate_freq=30
 opcache.jit_buffer_size=256M
 opcache.jit=1205
 opcache.memory_consumption=1024M
-
-post_max_size = 60M
-upload_max_filesize = 50M