diff --git a/roles/nextcloud/defaults/main.yml b/roles/nextcloud/defaults/main.yml
index 4c56dc4..b13c471 100644
--- a/roles/nextcloud/defaults/main.yml
+++ b/roles/nextcloud/defaults/main.yml
@@ -18,6 +18,9 @@ nextcloud_redis_password: myredispass
 nextcloud_db_username: nextcloud
 nextcloud_db_password: secretnextcloud
 
+nextcloud_php_memory_limit: 5G # maximum ram php may use
+nextcloud_php_upload_limit: 15G # maximum size of (web) uploaded files
+
 # if you wish to access your nextcloud instance from the reverse proxy
 nextcloud_trusted_domains: "{{ subdomain_alias }}.{{ server_domain }}"
 
diff --git a/roles/nextcloud/templates/docker-stack.yml.j2 b/roles/nextcloud/templates/docker-stack.yml.j2
index df37989..36526bc 100644
--- a/roles/nextcloud/templates/docker-stack.yml.j2
+++ b/roles/nextcloud/templates/docker-stack.yml.j2
@@ -41,7 +41,8 @@ services:
       - POSTGRES_DB={{ nextcloud_db_username }}
       - POSTGRES_USER={{ nextcloud_db_username }}
       - POSTGRES_PASSWORD={{ nextcloud_db_password }}
-      - PHP_UPLOAD_LIMIT=2048M
+      - PHP_MEMORY_LIMIT={{ nextcloud_php_memory_limit }}
+      - PHP_UPLOAD_LIMIT={{ nextcloud_php_upload_limit }}
 {% if nextcloud_trusted_domains is not undefined and not none %}   
       - NEXTCLOUD_TRUSTED_DOMAINS={{ nextcloud_trusted_domains }}
 {% endif %}