diff --git a/Dockerfile b/Dockerfile
index 038c756..7355330 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -55,7 +55,7 @@ RUN echo "#!/bin/sh\nexit 0" > /usr/sbin/policy-rc.d && \
 COPY config /app/onlyoffice/setup/config/
 COPY run-document-server.sh /app/onlyoffice/run-document-server.sh
 
-EXPOSE 80 443
+EXPOSE 18080 443
 
 ARG REPO_URL="deb http://download.onlyoffice.com/repo/debian squeeze main"
 ARG PRODUCT_NAME=onlyoffice-documentserver
diff --git a/README.md b/README.md
index c921efb..d410cd0 100644
--- a/README.md
+++ b/README.md
@@ -47,7 +47,7 @@ Integrating it with ONLYOFFICE Community Server you will be able to:
 
 ## Running Docker Image
 
-    sudo docker run -i -t -d -p 80:80 onlyoffice/documentserver
+    sudo docker run -i -t -d -p 80:18080 onlyoffice/documentserver
 
 Use this command if you wish to install ONLYOFFICE Document Server separately. To install ONLYOFFICE Document Server integrated with Community and Mail Servers, refer to the corresponding instructions below.
 
@@ -63,7 +63,7 @@ All the data are stored in the specially-designated directories, **data volumes*
 
 To get access to your data from outside the container, you need to mount the volumes. It can be done by specifying the '-v' option in the docker run command.
 
-    sudo docker run -i -t -d -p 80:80 \
+    sudo docker run -i -t -d -p 80:18080 \
         -v /app/onlyoffice/DocumentServer/logs:/var/log/onlyoffice  \
         -v /app/onlyoffice/DocumentServer/data:/var/www/onlyoffice/Data  \
         -v /app/onlyoffice/DocumentServer/lib:/var/lib/onlyoffice \
@@ -78,7 +78,7 @@ Normally, you do not need to store container data because the container's operat
 
 To change the port, use the -p command. E.g.: to make your portal accessible via port 8080 execute the following command:
 
-    sudo docker run -i -t -d -p 8080:80 onlyoffice/documentserver
+    sudo docker run -i -t -d -p 8080:18080 onlyoffice/documentserver
 
 ### Running ONLYOFFICE Document Server using HTTPS
 
@@ -228,7 +228,7 @@ To learn more, refer to the [ONLYOFFICE Mail Server documentation](https://githu
 **STEP 5**: Install ONLYOFFICE Community Server
 
 ```bash
-sudo docker run --net onlyoffice -i -t -d --restart=always --name onlyoffice-community-server -p 80:80 -p 443:443 -p 5222:5222 \
+sudo docker run --net onlyoffice -i -t -d --restart=always --name onlyoffice-community-server -p 80:18080 -p 443:443 -p 5222:5222 \
  -e MYSQL_SERVER_ROOT_PASSWORD=my-secret-pw \
  -e MYSQL_SERVER_DB_NAME=onlyoffice \
  -e MYSQL_SERVER_HOST=onlyoffice-mysql-server \
diff --git a/run-document-server.sh b/run-document-server.sh
index c673029..633023e 100755
--- a/run-document-server.sh
+++ b/run-document-server.sh
@@ -13,7 +13,7 @@ CONF_DIR="/etc/onlyoffice/documentserver"
 
 ONLYOFFICE_DATA_CONTAINER=${ONLYOFFICE_DATA_CONTAINER:-false}
 ONLYOFFICE_DATA_CONTAINER_HOST=${ONLYOFFICE_DATA_CONTAINER_HOST:-localhost}
-ONLYOFFICE_DATA_CONTAINER_PORT=80
+ONLYOFFICE_DATA_CONTAINER_PORT=18080
 
 SSL_CERTIFICATES_DIR="${DATA_DIR}/certs"
 SSL_CERTIFICATE_PATH=${SSL_CERTIFICATE_PATH:-${SSL_CERTIFICATES_DIR}/onlyoffice.crt}
@@ -30,6 +30,8 @@ NGINX_ONLYOFFICE_PATH="${CONF_DIR}/nginx"
 NGINX_ONLYOFFICE_CONF="${NGINX_ONLYOFFICE_PATH}/ds.conf"
 NGINX_ONLYOFFICE_EXAMPLE_PATH="${CONF_DIR}-example/nginx"
 NGINX_ONLYOFFICE_EXAMPLE_CONF="${NGINX_ONLYOFFICE_EXAMPLE_PATH}/includes/ds-example.conf"
+sed -i 's/  listen 0.0.0.0:80;/  listen 0.0.0.0:18080;/g' /etc/nginx/conf.d/ds.conf
+sed -i 's/  listen \[::\]:80 default_server;/  listen \[::\]:18080 default_server;/g' /etc/nginx/conf.d/ds.conf
 
 NGINX_CONFIG_PATH="/etc/nginx/nginx.conf"
 NGINX_WORKER_PROCESSES=${NGINX_WORKER_PROCESSES:-1}