diff --git a/CHANGELOG.md b/CHANGELOG.md
index 31e9a99..c67678c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,7 @@
 # CHANGELOG
 
-## UNRELEASED
+## 2.2.3 - 2021/01/08
+* Change docker base to alpine
 
 ## 2.2.2 - 2020/03/22
 * Stop auto-sorting tables
diff --git a/Dockerfile b/Dockerfile
index ac3870a..f7b18b3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,20 +2,22 @@ FROM alpine:3
 
 LABEL maintainer="Varakh<varakh@varakh.de>"
 
+ENV APP_HOME /var/www/html/application
+
 # setup folder structure
-RUN mkdir -p /var/www/data/snapshots && \
-    mkdir -p /var/www/log && \
-    touch /var/www/log/application.log && \
-    mkdir -p /var/www/config
+RUN mkdir -p ${APP_HOME}/data/snapshots && \
+    mkdir -p ${APP_HOME}/log && \
+    touch ${APP_HOME}/log/application.log && \
+    mkdir -p ${APP_HOME}/config
 
 # add upstream application
-ADD src /var/www/src
-ADD public /var/www/public
-ADD composer.json /var/www/composer.json
-ADD composer.lock /var/www/composer.lock
-ADD data /var/www/data
-ADD config /var/www/config
-RUN mv /var/www/config/env.example /var/www/config/env
+ADD src ${APP_HOME}/src
+ADD public ${APP_HOME}/public
+ADD composer.json ${APP_HOME}/composer.json
+ADD composer.lock ${APP_HOME}/composer.lock
+ADD data ${APP_HOME}/data
+ADD config ${APP_HOME}/config
+RUN mv ${APP_HOME}/config/env.example ${APP_HOME}/config/env
 
 # php.ini
 ENV PHP_MEMORY_LIMIT    512M
@@ -59,10 +61,10 @@ RUN apk add --update --no-cache \
     sed -i "s|;*max_file_uploads =.*|max_file_uploads = ${PHP_MAX_FILE_UPLOAD}|i" /etc/php7/php.ini && \
     sed -i "s|;*post_max_size =.*|post_max_size = ${PHP_MAX_POST}|i" /etc/php7/php.ini && \
     # prepare application
-    cd /var/www && composer install && \
+    cd ${APP_HOME} && composer install && \
     # clean up and permissions
     rm -rf /var/cache/apk/* && \
-    chown nobody:nginx -R /var/www
+    chown nobody:nginx -R ${APP_HOME}
 
 # Add nginx config
 ADD docker/nginx.conf /etc/nginx/nginx.conf
diff --git a/README.md b/README.md
index 0440464..f30b236 100755
--- a/README.md
+++ b/README.md
@@ -64,11 +64,11 @@ The following section outlines a manual setup. Feel free to use the provided `do
    `fixed docker IP` which your teamspeak uses. `localhost` is not valid if you're using it in docker. If you're unsure,
    please take a look at the example `docker-compose.yml` files.
 4. Start a container using the docker image `varakh/ts3web` and provide the following bindings for volumes:
-    * `{env_file_volume|host_file}:/var/www/config/env`
-    * `{snapshot_volume|host_folder}:/var/www/data/snapshots`
-    * `{log_volume|host_folder}:/var/www/log`
+    * `{env_file_volume|host_file}:/var/www/html/applicationconfig/env`
+    * `{snapshot_volume|host_folder}:/var/www/html/application/data/snapshots`
+    * `{log_volume|host_folder}:/var/www/html/application/log`
 5. [Ensure that you're whitelisting the IP from which the webinterface will issue commands.](#whitelist)
-6. Run the `docker run` command including your settings, volumes and networks (if any): `docker run --name teamspeak_web -v ./env:/var/www/config/env -p 8181:80 varakh/ts3web:latest`.
+6. Run the `docker run` command including your settings, volumes and networks (if any): `docker run --name teamspeak_web -v ./env:/var/www/html/application/config/env -p 8181:80 varakh/ts3web:latest`.
 
 <a name="dockercompose"></a>
 #### docker-compose
@@ -108,9 +108,9 @@ services:
     container_name: teamspeak_web
     image: varakh/ts3web:latest
     volumes:
-      - ./env:/var/www/config/env
-      - ./snapshots:/var/www/data/snapshots
-      - ./log:/var/www/log
+      - ./env:/var/www/html/application/config/env
+      - ./snapshots:/var/www/html/application/data/snapshots
+      - ./log:/var/www/html/application/log
     ports:
       - 127.0.0.1:8181:80
     depends_on:
@@ -155,9 +155,9 @@ services:
     container_name: teamspeak_web
     image: varakh/ts3web:latest
     volumes:
-      - ./env:/var/www/config/env
-      - ./snapshots:/var/www/data/snapshots
-      - ./log:/var/www/log
+      - ./env:/var/www/html/application/config/env
+      - ./snapshots:/var/www/html/application/data/snapshots
+      - ./log:/var/www/html/application/log
     ports:
       - 127.0.0.1:8181:80
     depends_on:
diff --git a/config/Constants.php b/config/Constants.php
index 87f1643..f01ceec 100644
--- a/config/Constants.php
+++ b/config/Constants.php
@@ -8,12 +8,12 @@ class Constants
     /**
      * Years tag
      */
-    const YEARS = '2020';
+    const YEARS = '2020-2021';
 
     /**
      * Version tag
      */
-    const VERSION = '2.2.3-SNAPSHOT';
+    const VERSION = '2.2.3';
 
     /**
      * Return constant by it's class name
diff --git a/docker/nginx.conf b/docker/nginx.conf
index 8052611..70b59d3 100644
--- a/docker/nginx.conf
+++ b/docker/nginx.conf
@@ -17,7 +17,7 @@ http {
 
     server {
         listen 80;
-        root /var/www/public;
+        root /var/www/html/application/public;
         index index.php index.html;
 
         rewrite_log on;