diff --git a/nextcloud/README.md b/nextcloud/README.md
index 7a87c85..65afd1d 100644
--- a/nextcloud/README.md
+++ b/nextcloud/README.md
@@ -45,6 +45,7 @@ Other tags than `daily` are built weekly. For security reasons, you should occas
 - **UPLOAD_MAX_SIZE** : maximum upload size *(default : 10G)*
 - **APC_SHM_SIZE** : apc memory size *(default : 128M)*
 - **OPCACHE_MEM_SIZE** : opcache memory size in megabytes *(default : 128)*
+- **MEMORY_LIMIT** : php memory limit *(default : 512M)*
 - **CRON_PERIOD** : time interval between two cron tasks *(default : 15m)*
 - **CRON_MEMORY_LIMIT** : memory limit for PHP when executing cronjobs *(default : 1024m)*
 - **TZ** : the system/log timezone *(default : Etc/UTC)*