diff --git a/.github/workflows/external_trigger.yml b/.github/workflows/external_trigger.yml
index ff08c7f..497b6c2 100644
--- a/.github/workflows/external_trigger.yml
+++ b/.github/workflows/external_trigger.yml
@@ -20,7 +20,7 @@ jobs:
           echo "**** External trigger running off of master branch. To disable this trigger, set a Github secret named \"PAUSE_EXTERNAL_TRIGGER_RSNAPSHOT_MASTER\". ****"
           echo "External trigger running off of master branch. To disable this trigger, set a Github secret named \`PAUSE_EXTERNAL_TRIGGER_RSNAPSHOT_MASTER\`" >> $GITHUB_STEP_SUMMARY
           echo "**** Retrieving external version ****"
-          EXT_RELEASE=$(curl -sL "http://dl-cdn.alpinelinux.org/alpine/v3.19/main/x86_64/APKINDEX.tar.gz" | tar -xz -C /tmp \
+          EXT_RELEASE=$(curl -sL "http://dl-cdn.alpinelinux.org/alpine/v3.20/main/x86_64/APKINDEX.tar.gz" | tar -xz -C /tmp \
             && awk '/^P:'"rsnapshot"'$/,/V:/' /tmp/APKINDEX | sed -n 2p | sed 's/^V://')
           if [ -z "${EXT_RELEASE}" ] || [ "${EXT_RELEASE}" == "null" ]; then
             echo "**** Can't retrieve external version, exiting ****"
@@ -74,7 +74,7 @@ jobs:
             echo "**** Version ${EXT_RELEASE} already pushed, exiting ****"
             echo "Version ${EXT_RELEASE} already pushed, exiting" >> $GITHUB_STEP_SUMMARY
             exit 0
-          elif [[ $(curl -sL "http://dl-cdn.alpinelinux.org/alpine/v3.19/main/aarch64/APKINDEX.tar.gz" | tar -xz -C /tmp && awk '/^P:'"rsnapshot"'$/,/V:/' /tmp/APKINDEX | sed -n 2p | sed 's/^V://') != "${EXT_RELEASE}" ]]; then
+          elif [[ $(curl -sL "http://dl-cdn.alpinelinux.org/alpine/v3.20/main/aarch64/APKINDEX.tar.gz" | tar -xz -C /tmp && awk '/^P:'"rsnapshot"'$/,/V:/' /tmp/APKINDEX | sed -n 2p | sed 's/^V://') != "${EXT_RELEASE}" ]]; then
             echo "**** New version ${EXT_RELEASE} found; but not all arch repos updated yet; exiting ****"
             echo "New version ${EXT_RELEASE} found; but not all arch repos updated yet; exiting" >> $GITHUB_STEP_SUMMARY
             FAILURE_REASON="New version ${EXT_RELEASE} for rsnapshot tag latest is detected, however not all arch repos are updated yet. Will try again later."
diff --git a/Dockerfile b/Dockerfile
index 99c9cdd..6480892 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-FROM ghcr.io/linuxserver/baseimage-alpine:3.19
+FROM ghcr.io/linuxserver/baseimage-alpine:3.20
 
 # set version label
 ARG BUILD_DATE
@@ -12,13 +12,14 @@ LABEL maintainer="nemchik"
 RUN \
   echo "**** install runtime packages ****" && \
   if [ -z ${RSNAPSHOT_VERSION+x} ]; then \
-    RSNAPSHOT_VERSION=$(curl -sL "http://dl-cdn.alpinelinux.org/alpine/v3.19/main/x86_64/APKINDEX.tar.gz" | tar -xz -C /tmp \
+    RSNAPSHOT_VERSION=$(curl -sL "http://dl-cdn.alpinelinux.org/alpine/v3.20/main/x86_64/APKINDEX.tar.gz" | tar -xz -C /tmp \
     && awk '/^P:rsnapshot$/,/V:/' /tmp/APKINDEX | sed -n 2p | sed 's/^V://'); \
   fi && \
   apk add --no-cache \
     openssh \
     rsnapshot==${RSNAPSHOT_VERSION} \
     rsync && \
+  printf "Linuxserver.io version: ${VERSION}\nBuild-date: ${BUILD_DATE}" > /build_version && \
   echo "**** cleanup ****" && \
   rm -rf \
     /tmp/* \
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index a05c2b6..c9cb39b 100644
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-FROM ghcr.io/linuxserver/baseimage-alpine:arm64v8-3.19
+FROM ghcr.io/linuxserver/baseimage-alpine:arm64v8-3.20
 
 # set version label
 ARG BUILD_DATE
@@ -12,13 +12,14 @@ LABEL maintainer="nemchik"
 RUN \
   echo "**** install runtime packages ****" && \
   if [ -z ${RSNAPSHOT_VERSION+x} ]; then \
-    RSNAPSHOT_VERSION=$(curl -sL "http://dl-cdn.alpinelinux.org/alpine/v3.19/main/x86_64/APKINDEX.tar.gz" | tar -xz -C /tmp \
+    RSNAPSHOT_VERSION=$(curl -sL "http://dl-cdn.alpinelinux.org/alpine/v3.20/main/x86_64/APKINDEX.tar.gz" | tar -xz -C /tmp \
     && awk '/^P:rsnapshot$/,/V:/' /tmp/APKINDEX | sed -n 2p | sed 's/^V://'); \
   fi && \
   apk add --no-cache \
     openssh \
     rsnapshot==${RSNAPSHOT_VERSION} \
     rsync && \
+  printf "Linuxserver.io version: ${VERSION}\nBuild-date: ${BUILD_DATE}" > /build_version && \
   echo "**** cleanup ****" && \
   rm -rf \
     /tmp/* \
diff --git a/Jenkinsfile b/Jenkinsfile
index ae6a014..5a5e009 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -25,8 +25,8 @@ pipeline {
     DEV_DOCKERHUB_IMAGE = 'lsiodev/rsnapshot'
     PR_DOCKERHUB_IMAGE = 'lspipepr/rsnapshot'
     DIST_IMAGE = 'alpine'
-    DIST_TAG = '3.19'
-    DIST_REPO = 'http://dl-cdn.alpinelinux.org/alpine/v3.19/main/'
+    DIST_TAG = '3.20'
+    DIST_REPO = 'http://dl-cdn.alpinelinux.org/alpine/v3.20/main/'
     DIST_REPO_PACKAGES = 'rsnapshot'
     MULTIARCH='true'
     CI='true'
@@ -34,8 +34,8 @@ pipeline {
     CI_PORT=''
     CI_SSL='false'
     CI_DELAY='120'
-    CI_DOCKERENV='TZ=US/Pacific'
-    CI_AUTH='user:password'
+    CI_DOCKERENV=''
+    CI_AUTH=''
     CI_WEBPATH=''
   }
   stages {
diff --git a/README.md b/README.md
index a5e8a72..4aa733f 100644
--- a/README.md
+++ b/README.md
@@ -294,6 +294,7 @@ Once registered you can define the dockerfile to use with `-f Dockerfile.aarch64
 
 ## Versions
 
+* **06.03.24:** - Rebase to Alpine 3.20.
 * **23.12.23:** - Rebase to Alpine 3.19, add root periodic crontabs for logrotate.
 * **25.05.23:** - Rebase to Alpine 3.18, deprecate armhf.
 * **02.03.23:** - Split cron into separate init step and set crontab permissions.
diff --git a/jenkins-vars.yml b/jenkins-vars.yml
index dfaab56..e5c11a7 100644
--- a/jenkins-vars.yml
+++ b/jenkins-vars.yml
@@ -6,7 +6,6 @@ external_type: alpine_repo
 release_type: stable
 release_tag: latest
 ls_branch: master
-build_armhf: false
 repo_vars:
   - BUILD_VERSION_ARG = 'RSNAPSHOT_VERSION'
   - LS_USER = 'linuxserver'
@@ -16,8 +15,8 @@ repo_vars:
   - DEV_DOCKERHUB_IMAGE = 'lsiodev/rsnapshot'
   - PR_DOCKERHUB_IMAGE = 'lspipepr/rsnapshot'
   - DIST_IMAGE = 'alpine'
-  - DIST_TAG = '3.19'
-  - DIST_REPO = 'http://dl-cdn.alpinelinux.org/alpine/v3.19/main/'
+  - DIST_TAG = '3.20'
+  - DIST_REPO = 'http://dl-cdn.alpinelinux.org/alpine/v3.20/main/'
   - DIST_REPO_PACKAGES = 'rsnapshot'
   - MULTIARCH='true'
   - CI='true'
@@ -25,6 +24,6 @@ repo_vars:
   - CI_PORT=''
   - CI_SSL='false'
   - CI_DELAY='120'
-  - CI_DOCKERENV='TZ=US/Pacific'
-  - CI_AUTH='user:password'
+  - CI_DOCKERENV=''
+  - CI_AUTH=''
   - CI_WEBPATH=''
diff --git a/readme-vars.yml b/readme-vars.yml
index 8255ced..cbf03d1 100644
--- a/readme-vars.yml
+++ b/readme-vars.yml
@@ -20,9 +20,6 @@ param_container_name: "{{ project_name }}"
 param_usage_include_vols: true
 param_volumes:
   - { vol_path: "/config", vol_host_path: "/path/to/{{ project_name }}/config", desc: "Persistent config files" }
-param_usage_include_env: true
-param_env_vars:
-  - { env_var: "TZ", env_value: "America/New_York", desc: "Specify a timezone to use EG America/New_York"}
 
 # optional parameters
 opt_param_usage_include_vols: true
@@ -58,6 +55,7 @@ app_setup_block: |
 
 # changelog
 changelogs:
+  - { date: "06.03.24:", desc: "Rebase to Alpine 3.20." }
   - { date: "23.12.23:", desc: "Rebase to Alpine 3.19, add root periodic crontabs for logrotate." }
   - { date: "25.05.23:", desc: "Rebase to Alpine 3.18, deprecate armhf." }
   - { date: "02.03.23:", desc: "Split cron into separate init step and set crontab permissions." }