diff --git a/roles/owncloud-and-nginx/defaults/main.json b/roles/owncloud-and-nginx/defaults/main.json
index 3e0977f..9ad192e 100644
--- a/roles/owncloud-and-nginx/defaults/main.json
+++ b/roles/owncloud-and-nginx/defaults/main.json
@@ -1,4 +1,5 @@
 {
 	"var_owncloud_and_nginx_domain": "owncloud.example.org",
-	"var_owncloud_and_nginx_tls_mode": "force"
+	"var_owncloud_and_nginx_tls_mode": "force",
+	"var_owncloud_and_nginx_maximum_upload_size": "1G"
 }
diff --git a/roles/owncloud-and-nginx/templates/conf.j2 b/roles/owncloud-and-nginx/templates/conf.j2
index 52a4c90..85e67ab 100644
--- a/roles/owncloud-and-nginx/templates/conf.j2
+++ b/roles/owncloud-and-nginx/templates/conf.j2
@@ -1,7 +1,7 @@
 {% macro owncloud_common() %}
 	location / {
 		proxy_pass http://localhost:9200;
-		client_max_body_size 1G;
+		client_max_body_size {{var_owncloud_and_nginx_maximum_upload_size}};
 	}
 {% endmacro %}
 
diff --git a/roles/owncloud-and-nginx/vardef.json b/roles/owncloud-and-nginx/vardef.json
index 78b56a8..7872cb8 100644
--- a/roles/owncloud-and-nginx/vardef.json
+++ b/roles/owncloud-and-nginx/vardef.json
@@ -12,5 +12,9 @@
 			"force"
         ],
         "mandatory": false
+	},
+	"maximum_upload_size": {
+		"type": "string",
+		"mandatory": false
 	}
 }