diff --git a/Dockerfile b/Dockerfile
index b54ad9d..96c7910 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,7 @@
 
 FROM ghcr.io/linuxserver/unrar:latest as unrar
 
-FROM ghcr.io/linuxserver/baseimage-alpine:3.19
+FROM ghcr.io/linuxserver/baseimage-alpine:3.20
 
 # set version label
 ARG BUILD_DATE
@@ -53,9 +53,10 @@ RUN \
   pip install -U --no-cache-dir \
     pip \
     wheel && \
-  pip install -U --no-cache-dir --find-links https://wheel-index.linuxserver.io/alpine-3.19/ \
+  pip install -U --no-cache-dir --find-links https://wheel-index.linuxserver.io/alpine-3.20/ \
     -r /app/bazarr/bin/requirements.txt \
     -r /app/bazarr/bin/postgres-requirements.txt && \
+  printf "Linuxserver.io version: ${VERSION}\nBuild-date: ${BUILD_DATE}" > /build_version && \
   echo "**** clean up ****" && \
   apk del --purge \
     build-dependencies && \
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index 118d24a..cc4992e 100644
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -2,7 +2,7 @@
 
 FROM ghcr.io/linuxserver/unrar:arm64v8-latest as unrar
 
-FROM ghcr.io/linuxserver/baseimage-alpine:arm64v8-3.19
+FROM ghcr.io/linuxserver/baseimage-alpine:arm64v8-3.20
 
 # set version label
 ARG BUILD_DATE
@@ -53,9 +53,10 @@ RUN \
   pip install -U --no-cache-dir \
     pip \
     wheel && \
-  pip install -U --no-cache-dir --find-links https://wheel-index.linuxserver.io/alpine-3.19/ \
+  pip install -U --no-cache-dir --find-links https://wheel-index.linuxserver.io/alpine-3.20/ \
     -r /app/bazarr/bin/requirements.txt \
     -r /app/bazarr/bin/postgres-requirements.txt && \
+  printf "Linuxserver.io version: ${VERSION}\nBuild-date: ${BUILD_DATE}" > /build_version && \
   echo "**** clean up ****" && \
   apk del --purge \
     build-dependencies && \
diff --git a/Jenkinsfile b/Jenkinsfile
index 7673f0b..df9bf84 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -34,8 +34,8 @@ pipeline {
     CI_PORT='6767'
     CI_SSL='false'
     CI_DELAY='120'
-    CI_DOCKERENV='TZ=US/Pacific'
-    CI_AUTH='user:password'
+    CI_DOCKERENV=''
+    CI_AUTH=''
     CI_WEBPATH='/system/status'
   }
   stages {
diff --git a/README.md b/README.md
index b996a32..6cc9793 100644
--- a/README.md
+++ b/README.md
@@ -287,6 +287,7 @@ Once registered you can define the dockerfile to use with `-f Dockerfile.aarch64
 
 ## Versions
 
+* **24.06.24:** - Rebase to Alpine 3.20.
 * **23.12.23:** - Rebase to Alpine 3.19.
 * **19.09.23:** - Install unrar from [linuxserver repo](https://github.com/linuxserver/docker-unrar).
 * **11.08.23:** - Rebase to Alpine 3.18.
diff --git a/jenkins-vars.yml b/jenkins-vars.yml
index 8823ec4..194dc39 100644
--- a/jenkins-vars.yml
+++ b/jenkins-vars.yml
@@ -24,8 +24,8 @@ repo_vars:
   - CI_PORT='6767'
   - CI_SSL='false'
   - CI_DELAY='120'
-  - CI_DOCKERENV='TZ=US/Pacific'
-  - CI_AUTH='user:password'
+  - CI_DOCKERENV=''
+  - CI_AUTH=''
   - CI_WEBPATH='/system/status'
 sponsor_links:
   - { name: "Bazarr", url: "https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=XHHRWXT9YB7WE&source=url" }
diff --git a/readme-vars.yml b/readme-vars.yml
index bbf9664..e24e40d 100644
--- a/readme-vars.yml
+++ b/readme-vars.yml
@@ -22,11 +22,6 @@ param_volumes:
 param_usage_include_ports: true
 param_ports:
   - {external_port: "6767", internal_port: "6767", port_desc: "Allows HTTP access to the internal webserver."}
-param_usage_include_env: true
-param_env_vars:
-  - {env_var: "TZ", env_value: "Europe/London", desc: "Specify a timezone to use EG Europe/London"}
-# optional env variables
-opt_param_usage_include_env: false
 opt_param_usage_include_vols: true
 opt_param_volumes:
   - {vol_path: "/movies", vol_host_path: "/path/to/movies", desc: "Location of your movies"}
@@ -38,7 +33,8 @@ app_setup_block: |
   - You must complete all the setup parameters in the webui before you can save the config.
 # changelog
 changelogs:
-  - { date: "23.12.23:", desc: "Rebase to Alpine 3.19."}
+  - {date: "24.06.24:", desc: "Rebase to Alpine 3.20."}
+  - {date: "23.12.23:", desc: "Rebase to Alpine 3.19."}
   - {date: "19.09.23:", desc: "Install unrar from [linuxserver repo](https://github.com/linuxserver/docker-unrar)."}
   - {date: "11.08.23:", desc: "Rebase to Alpine 3.18."}
   - {date: "10.08.23:", desc: "Bump unrar to 6.2.10."}