diff --git a/Dockerfile b/Dockerfile
index a8fb9f7..6841662 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-FROM ghcr.io/linuxserver/baseimage-alpine-nginx:3.18
+FROM ghcr.io/linuxserver/baseimage-alpine-nginx:3.19
 
 # set version label
 ARG BUILD_DATE
@@ -13,15 +13,15 @@ RUN \
   echo "**** install runtime packages ****" && \
   apk add --no-cache --upgrade \
     # libxml2 \
-    php82-dom \
-    php82-gd \
-    php82-intl \
-    php82-pdo_sqlite \
-    php82-sqlite3 && \
+    php83-dom \
+    php83-gd \
+    php83-intl \
+    php83-pdo_sqlite \
+    php83-sqlite3 && \
   echo "**** configure php-fpm to pass env vars ****" && \
-  sed -E -i 's/^;?clear_env ?=.*$/clear_env = no/g' /etc/php82/php-fpm.d/www.conf && \
-  grep -qxF 'clear_env = no' /etc/php82/php-fpm.d/www.conf || echo 'clear_env = no' >> /etc/php82/php-fpm.d/www.conf && \
-  echo "env[PATH] = /usr/local/bin:/usr/bin:/bin" >> /etc/php82/php-fpm.conf && \
+  sed -E -i 's/^;?clear_env ?=.*$/clear_env = no/g' /etc/php83/php-fpm.d/www.conf && \
+  grep -qxF 'clear_env = no' /etc/php83/php-fpm.d/www.conf || echo 'clear_env = no' >> /etc/php83/php-fpm.d/www.conf && \
+  echo "env[PATH] = /usr/local/bin:/usr/bin:/bin" >> /etc/php83/php-fpm.conf && \
   echo "**** install cops ****" && \
   if [ -z ${COPS_RELEASE+x} ]; then \
     COPS_RELEASE=$(curl -sX GET "https://api.github.com/repos/mikespub-org/seblucas-cops/releases/latest" \
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index a6938fc..0952d07 100644
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-FROM ghcr.io/linuxserver/baseimage-alpine-nginx:arm64v8-3.18
+FROM ghcr.io/linuxserver/baseimage-alpine-nginx:arm64v8-3.19
 
 # set version label
 ARG BUILD_DATE
@@ -13,15 +13,15 @@ RUN \
   echo "**** install runtime packages ****" && \
   apk add --no-cache --upgrade \
     # libxml2 \
-    php82-dom \
-    php82-gd \
-    php82-intl \
-    php82-pdo_sqlite \
-    php82-sqlite3 && \
+    php83-dom \
+    php83-gd \
+    php83-intl \
+    php83-pdo_sqlite \
+    php83-sqlite3 && \
   echo "**** configure php-fpm to pass env vars ****" && \
-  sed -E -i 's/^;?clear_env ?=.*$/clear_env = no/g' /etc/php82/php-fpm.d/www.conf && \
-  grep -qxF 'clear_env = no' /etc/php82/php-fpm.d/www.conf || echo 'clear_env = no' >> /etc/php82/php-fpm.d/www.conf && \
-  echo "env[PATH] = /usr/local/bin:/usr/bin:/bin" >> /etc/php82/php-fpm.conf && \
+  sed -E -i 's/^;?clear_env ?=.*$/clear_env = no/g' /etc/php83/php-fpm.d/www.conf && \
+  grep -qxF 'clear_env = no' /etc/php83/php-fpm.d/www.conf || echo 'clear_env = no' >> /etc/php83/php-fpm.d/www.conf && \
+  echo "env[PATH] = /usr/local/bin:/usr/bin:/bin" >> /etc/php83/php-fpm.conf && \
   echo "**** install cops ****" && \
   if [ -z ${COPS_RELEASE+x} ]; then \
     COPS_RELEASE=$(curl -sX GET "https://api.github.com/repos/mikespub-org/seblucas-cops/releases/latest" \
diff --git a/readme-vars.yml b/readme-vars.yml
index dddf253..8d1122f 100644
--- a/readme-vars.yml
+++ b/readme-vars.yml
@@ -52,37 +52,25 @@ development_versions: false
 # container parameters
 common_param_env_vars_enabled: true
 param_container_name: "{{ project_name }}"
-param_usage_include_net: false
-param_usage_include_env: true
-param_env_vars:
-  - { env_var: "TZ", env_value: "Europe/London", desc: "Specify a timezone to use EG Europe/London." }
 param_usage_include_vols: true
 param_volumes:
-  - { vol_path: "/config", vol_host_path: "<path to data>", desc: "COPS Application Data." }
-  - { vol_path: "/books", vol_host_path: "<path to data>", desc: "Calibre metadata.db location." }
+  - { vol_path: "/config", vol_host_path: "/path/to/{{ project_name }}/config", desc: "COPS Application Data." }
+  - { vol_path: "/books", vol_host_path: "/path/to/data", desc: "Calibre metadata.db location." }
 param_usage_include_ports: true
 param_ports:
-  - { external_port: "80", internal_port: "80", port_desc: "WebUI" }
-param_device_map: false
-cap_add_param: false
-
-# optional container parameters
-opt_param_usage_include_env: false
-opt_param_usage_include_vols: false
-opt_param_usage_include_ports: false
-opt_param_device_map: false
-opt_cap_add_param: false
-optional_block_1: false
+  - { external_port: "80", internal_port: "80", port_desc: "HTTP WebUI" }
+  - { external_port: "443", internal_port: "443", port_desc: "HTTPS WebUI" }
 
 # application setup block
 app_setup_block_enabled: true
 app_setup_block: |
   Access the webui at `http://<docker host ip>:80`. For connecting via OPDS on a mobile device use `http://<docker host ip>:80/feed.php`. It is strongly suggested that you reverse proxy this prior to exposing to the internet. For more information, such as requiring credentials, check the COPS Wiki (linked above).
-  
+
   The linuxserver version gives you access to `config_local.php` in `/config` to customise your install to suit your needs, it also includes the dependencies required to directly view epub books in your browser.
 
 # changelog
 changelogs:
+  - { date: "20.03.24:", desc: "Rebase to Alpine 3.19." }
   - { date: "25.12.23:", desc: "Existing users should update: site-confs/default.conf - Cleanup default site conf." }
   - { date: "11.08.23:", desc: "Undeprecate and add new branch with mikespub fork which is actively maintained." }
   - { date: "15.05.23:", desc: "Deprecate due to upstream dev abandonment of project." }