diff --git a/README.md b/README.md
index 97159c6..7636290 100644
--- a/README.md
+++ b/README.md
@@ -30,10 +30,11 @@ Runs a Nginx WebDav server in Docker
   - `X.X.X`: [Semantic version](https://semver.org/) (use if you want to stick on a specific version)
 
 ### Environment variables
-| Variable    | Required? | Definition                       | Example                    | Comments                                                     |
-|-------------|-----------|----------------------------------|----------------------------|--------------------------------------------------------------|
-| WEBDAV_USER | No        | WebDav username                  | user                       | user AND pass need to be set for authentication to work      |
-| WEBDAV_PASS | No        | WebDav password                  | password1                  | user AND pass need to be set for authentication to work      |
+| Variable                   | Required?          | Definition                                                                                                     | Example                    | Comments                                                     |
+|----------------------------|--------------------|----------------------------------------------------------------------------------------------------------------|----------------------------|--------------------------------------------------------------|
+| WEBDAV_USER                | No                 | WebDav username                                                                                                | user                       | user AND pass need to be set for authentication to work      |
+| WEBDAV_PASS                | No                 | WebDav password                                                                                                | password1                  | user AND pass need to be set for authentication to work      |
+| NGINX_CLIENT_MAX_BODY_SIZE | No (default: 250M) | Nginx's [client_max_body_size](https://nginx.org/en/docs/http/ngx_http_core_module.html#client_max_body_size)  | 500M                       | Be sure to include the units. Set to `0` to disable.         |
 
 ### Ports
 | Port on host              | Port in container | Comments            |
@@ -56,6 +57,7 @@ services:
     environment:
       - WEBDAV_USER=user
       - WEBDAV_PASS=password1
+      - NGINX_CLIENT_MAX_BODY_SIZE=500M
     networks:
       - webdav
     ports:
diff --git a/docker-compose-dev.yml b/docker-compose-dev.yml
index d6dbad7..45bfe68 100644
--- a/docker-compose-dev.yml
+++ b/docker-compose-dev.yml
@@ -9,6 +9,7 @@ services:
     environment:
       - WEBDAV_USER=user
       - WEBDAV_PASS=password1
+      - NGINX_CLIENT_MAX_BODY_SIZE=500M
     networks:
       - webdav
     ports: