diff --git a/.github/workflows/external_trigger.yml b/.github/workflows/external_trigger.yml
index 451a0fd..b1465df 100755
--- a/.github/workflows/external_trigger.yml
+++ b/.github/workflows/external_trigger.yml
@@ -12,5 +12,82 @@ jobs:
       - name: External Trigger
         if: github.ref == 'refs/heads/master'
         run: |
-          echo "**** No external release, exiting ****"
-          exit 0
+          if [ -n "${{ secrets.PAUSE_EXTERNAL_TRIGGER_SMOKEPING_MASTER }}" ]; then
+            echo "**** Github secret PAUSE_EXTERNAL_TRIGGER_SMOKEPING_MASTER is set; skipping trigger. ****"
+            exit 0
+          fi
+          echo "**** External trigger running off of master branch. To disable this trigger, set a Github secret named \"PAUSE_EXTERNAL_TRIGGER_SMOKEPING_MASTER\". ****"
+          echo "**** Retrieving external version ****"
+          EXT_RELEASE=$(curl -sL "http://nl.alpinelinux.org/alpine/v3.13/main/x86_64/APKINDEX.tar.gz" | tar -xz -C /tmp \
+            && awk '/^P:'"smokeping"'$/,/V:/' /tmp/APKINDEX | sed -n 2p | sed 's/^V://')
+          if [ -z "${EXT_RELEASE}" ] || [ "${EXT_RELEASE}" == "null" ]; then
+            echo "**** Can't retrieve external version, exiting ****"
+            FAILURE_REASON="Can't retrieve external version for smokeping branch master"
+            GHA_TRIGGER_URL="https://github.com/linuxserver/docker-smokeping/actions/runs/${{ github.run_id }}"
+            curl -X POST -H "Content-Type: application/json" --data '{"avatar_url": "https://cdn.discordapp.com/avatars/354986384542662657/df91181b3f1cf0ef1592fbe18e0962d7.png","embeds": [{"color": 16711680,
+              "description": "**Trigger Failed** \n**Reason:** '"${FAILURE_REASON}"' \n**Trigger URL:** '"${GHA_TRIGGER_URL}"' \n"}],
+              "username": "Github Actions"}' ${{ secrets.DISCORD_WEBHOOK }}
+            exit 1
+          fi
+          EXT_RELEASE=$(echo ${EXT_RELEASE} | sed 's/[~,%@+;:/]//g')
+          echo "**** External version: ${EXT_RELEASE} ****"
+          echo "**** Retrieving last pushed version ****"
+          image="linuxserver/smokeping"
+          tag="latest"
+          token=$(curl -sX GET \
+            "https://ghcr.io/token?scope=repository%3Alinuxserver%2Fsmokeping%3Apull" \
+            | jq -r '.token')
+            multidigest=$(curl -s \
+              --header "Accept: application/vnd.docker.distribution.manifest.v2+json" \
+              --header "Authorization: Bearer ${token}" \
+              "https://ghcr.io/v2/${image}/manifests/${tag}" \
+              | jq -r 'first(.manifests[].digest)')
+            digest=$(curl -s \
+              --header "Accept: application/vnd.docker.distribution.manifest.v2+json" \
+              --header "Authorization: Bearer ${token}" \
+              "https://ghcr.io/v2/${image}/manifests/${multidigest}" \
+              | jq -r '.config.digest')
+          image_info=$(curl -sL \
+            --header "Authorization: Bearer ${token}" \
+            "https://ghcr.io/v2/${image}/blobs/${digest}" \
+            | jq -r '.container_config')
+          IMAGE_RELEASE=$(echo ${image_info} | jq -r '.Labels.build_version' | awk '{print $3}')
+          IMAGE_VERSION=$(echo ${IMAGE_RELEASE} | awk -F'-ls' '{print $1}')
+          if [ -z "${IMAGE_VERSION}" ]; then
+            echo "**** Can't retrieve last pushed version, exiting ****"
+            FAILURE_REASON="Can't retrieve last pushed version for smokeping tag latest"
+            curl -X POST -H "Content-Type: application/json" --data '{"avatar_url": "https://cdn.discordapp.com/avatars/354986384542662657/df91181b3f1cf0ef1592fbe18e0962d7.png","embeds": [{"color": 16711680,
+              "description": "**Trigger Failed** \n**Reason:** '"${FAILURE_REASON}"' \n"}],
+              "username": "Github Actions"}' ${{ secrets.DISCORD_WEBHOOK }}
+            exit 1
+          fi
+          echo "**** Last pushed version: ${IMAGE_VERSION} ****"
+          if [ "${EXT_RELEASE}" == "${IMAGE_VERSION}" ]; then
+            echo "**** Version ${EXT_RELEASE} already pushed, exiting ****"
+            exit 0
+          elif [ $(curl -s https://ci.linuxserver.io/job/Docker-Pipeline-Builders/job/docker-smokeping/job/master/lastBuild/api/json | jq -r '.building') == "true" ]; then
+            echo "**** New version ${EXT_RELEASE} found; but there already seems to be an active build on Jenkins; exiting ****"
+            exit 0
+          else
+            echo "**** New version ${EXT_RELEASE} found; old version was ${IMAGE_VERSION}. Triggering new build ****"
+            response=$(curl -iX POST \
+              https://ci.linuxserver.io/job/Docker-Pipeline-Builders/job/docker-smokeping/job/master/buildWithParameters?PACKAGE_CHECK=false \
+              --user ${{ secrets.JENKINS_USER }}:${{ secrets.JENKINS_TOKEN }} | grep -i location | sed "s|^[L|l]ocation: \(.*\)|\1|")
+            echo "**** Jenkins job queue url: ${response%$'\r'} ****"
+            echo "**** Sleeping 10 seconds until job starts ****"
+            sleep 10
+            buildurl=$(curl -s "${response%$'\r'}api/json" | jq -r '.executable.url')
+            buildurl="${buildurl%$'\r'}"
+            echo "**** Jenkins job build url: ${buildurl} ****"
+            echo "**** Attempting to change the Jenkins job description ****"
+            curl -iX POST \
+              "${buildurl}submitDescription" \
+              --user ${{ secrets.JENKINS_USER }}:${{ secrets.JENKINS_TOKEN }} \
+              --data-urlencode "description=GHA external trigger https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }}" \
+              --data-urlencode "Submit=Submit"
+            echo "**** Notifying Discord ****"
+            TRIGGER_REASON="A version change was detected for smokeping tag latest. Old version:${IMAGE_VERSION} New version:${EXT_RELEASE}"
+            curl -X POST -H "Content-Type: application/json" --data '{"avatar_url": "https://cdn.discordapp.com/avatars/354986384542662657/df91181b3f1cf0ef1592fbe18e0962d7.png","embeds": [{"color": 9802903,
+              "description": "**Build Triggered** \n**Reason:** '"${TRIGGER_REASON}"' \n**Build URL:** '"${buildurl}display/redirect"' \n"}],
+              "username": "Github Actions"}' ${{ secrets.DISCORD_WEBHOOK }}
+          fi
diff --git a/Dockerfile b/Dockerfile
index 7138ed0..f595704 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM ghcr.io/linuxserver/baseimage-alpine:3.12
+FROM ghcr.io/linuxserver/baseimage-alpine:3.13
 
 # set version label
 ARG BUILD_DATE
@@ -12,6 +12,10 @@ COPY tcpping /defaults/
 
 RUN \
  echo "**** install packages ****" && \
+ if [ -z ${SMOKEPING_VERSION+x} ]; then \
+	SMOKEPING_VERSION=$(curl -sL "http://dl-cdn.alpinelinux.org/alpine/v3.13/main/x86_64/APKINDEX.tar.gz" | tar -xz -C /tmp \
+	&& awk '/^P:smokeping$/,/V:/' /tmp/APKINDEX | sed -n 2p | sed 's/^V://'); \
+ fi && \
  apk add --no-cache \
 	apache2 \
 	apache2-ctl \
@@ -22,7 +26,7 @@ RUN \
 	curl \
 	font-noto-cjk \
 	openssh-client \
-	smokeping \
+	smokeping==${SMOKEPING_VERSION} \
 	ssmtp \
 	sudo \
 	tcptraceroute \
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index e735f92..490fee4 100644
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -1,4 +1,4 @@
-FROM ghcr.io/linuxserver/baseimage-alpine:arm64v8-3.12
+FROM ghcr.io/linuxserver/baseimage-alpine:arm64v8-3.13
 
 # set version label
 ARG BUILD_DATE
@@ -12,6 +12,10 @@ COPY tcpping /defaults/
 
 RUN \
  echo "**** install packages ****" && \
+ if [ -z ${SMOKEPING_VERSION+x} ]; then \
+	SMOKEPING_VERSION=$(curl -sL "http://dl-cdn.alpinelinux.org/alpine/v3.13/main/x86_64/APKINDEX.tar.gz" | tar -xz -C /tmp \
+	&& awk '/^P:smokeping$/,/V:/' /tmp/APKINDEX | sed -n 2p | sed 's/^V://'); \
+ fi && \
  apk add --no-cache \
 	apache2 \
 	apache2-ctl \
@@ -22,7 +26,7 @@ RUN \
 	curl \
 	font-noto-cjk \
 	openssh-client \
-	smokeping \
+	smokeping==${SMOKEPING_VERSION} \
 	ssmtp \
 	sudo \
 	tcptraceroute \
diff --git a/Dockerfile.armhf b/Dockerfile.armhf
index 19c43eb..9e6313e 100644
--- a/Dockerfile.armhf
+++ b/Dockerfile.armhf
@@ -1,4 +1,4 @@
-FROM ghcr.io/linuxserver/baseimage-alpine:arm32v7-3.12
+FROM ghcr.io/linuxserver/baseimage-alpine:arm32v7-3.13
 
 # set version label
 ARG BUILD_DATE
@@ -12,6 +12,10 @@ COPY tcpping /defaults/
 
 RUN \
  echo "**** install packages ****" && \
+ if [ -z ${SMOKEPING_VERSION+x} ]; then \
+	SMOKEPING_VERSION=$(curl -sL "http://dl-cdn.alpinelinux.org/alpine/v3.13/main/x86_64/APKINDEX.tar.gz" | tar -xz -C /tmp \
+	&& awk '/^P:smokeping$/,/V:/' /tmp/APKINDEX | sed -n 2p | sed 's/^V://'); \
+ fi && \
  apk add --no-cache \
 	apache2 \
 	apache2-ctl \
@@ -22,7 +26,7 @@ RUN \
 	curl \
 	font-noto-cjk \
 	openssh-client \
-	smokeping \
+	smokeping==${SMOKEPING_VERSION} \
 	ssmtp \
 	sudo \
 	tcptraceroute \
diff --git a/Jenkinsfile b/Jenkinsfile
index 499d86c..ab0ca80 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -24,6 +24,9 @@ pipeline {
     DEV_DOCKERHUB_IMAGE = 'lsiodev/smokeping'
     PR_DOCKERHUB_IMAGE = 'lspipepr/smokeping'
     DIST_IMAGE = 'alpine'
+    DIST_TAG = '3.13'
+    DIST_REPO = 'http://nl.alpinelinux.org/alpine/v3.13/main/'
+    DIST_REPO_PACKAGES = 'smokeping'
     MULTIARCH='true'
     CI='true'
     CI_WEB='true'
@@ -98,12 +101,15 @@ pipeline {
     /* ########################
        External Release Tagging
        ######################## */
-    // If this is an os release set release type to none to indicate no external release
-    stage("Set ENV os"){
+    // If this is an alpine repo change for external version determine an md5 from the version string
+    stage("Set tag Alpine Repo"){
       steps{
         script{
-          env.EXT_RELEASE = env.PACKAGE_TAG
-          env.RELEASE_LINK = 'none'
+          env.EXT_RELEASE = sh(
+            script: '''curl -sL "${DIST_REPO}x86_64/APKINDEX.tar.gz" | tar -xz -C /tmp \
+                       && awk '/^P:'"${DIST_REPO_PACKAGES}"'$/,/V:/' /tmp/APKINDEX | sed -n 2p | sed 's/^V://' ''',
+            returnStdout: true).trim()
+            env.RELEASE_LINK = 'alpine_repo'
         }
       }
     }
@@ -734,11 +740,11 @@ pipeline {
              "tagger": {"name": "LinuxServer Jenkins","email": "jenkins@linuxserver.io","date": "'${GITHUB_DATE}'"}}' '''
         echo "Pushing New release for Tag"
         sh '''#! /bin/bash
-              echo "Updating base packages to ${PACKAGE_TAG}" > releasebody.json
+              echo "Updating external repo packages to ${EXT_RELEASE_CLEAN}" > releasebody.json
               echo '{"tag_name":"'${META_TAG}'",\
                      "target_commitish": "master",\
                      "name": "'${META_TAG}'",\
-                     "body": "**LinuxServer Changes:**\\n\\n'${LS_RELEASE_NOTES}'\\n**OS Changes:**\\n\\n' > start
+                     "body": "**LinuxServer Changes:**\\n\\n'${LS_RELEASE_NOTES}'\\n**Repo Changes:**\\n\\n' > start
               printf '","draft": false,"prerelease": false}' >> releasebody.json
               paste -d'\\0' start releasebody.json > releasebody.json.done
               curl -H "Authorization: token ${GITHUB_TOKEN}" -X POST https://api.github.com/repos/${LS_USER}/${LS_REPO}/releases -d @releasebody.json.done'''
diff --git a/README.md b/README.md
index 0baad65..c6b08a4 100644
--- a/README.md
+++ b/README.md
@@ -223,6 +223,7 @@ Once registered you can define the dockerfile to use with `-f Dockerfile.aarch64
 
 ## Versions
 
+* **23.01.21:** - Rebasing to alpine 3.13.
 * **01.06.20:** - Rebasing to alpine 3.12.
 * **19.12.19:** - Rebasing to alpine 3.11.
 * **28.06.19:** - Rebasing to alpine 3.10.
diff --git a/jenkins-vars.yml b/jenkins-vars.yml
index fd2cfe4..aed843c 100644
--- a/jenkins-vars.yml
+++ b/jenkins-vars.yml
@@ -2,7 +2,7 @@
 
 # jenkins variables
 project_name: docker-smokeping
-external_type: os
+external_type: alpine_repo
 release_type: stable
 release_tag: latest
 ls_branch: master
@@ -15,6 +15,9 @@ repo_vars:
   - DEV_DOCKERHUB_IMAGE = 'lsiodev/smokeping'
   - PR_DOCKERHUB_IMAGE = 'lspipepr/smokeping'
   - DIST_IMAGE = 'alpine'
+  - DIST_TAG = '3.13'
+  - DIST_REPO = 'http://nl.alpinelinux.org/alpine/v3.13/main/'
+  - DIST_REPO_PACKAGES = 'smokeping'
   - MULTIARCH='true'
   - CI='true'
   - CI_WEB='true'
diff --git a/readme-vars.yml b/readme-vars.yml
index af3e4d9..52884be 100644
--- a/readme-vars.yml
+++ b/readme-vars.yml
@@ -35,6 +35,7 @@ app_setup_block: |
 
 # changelog
 changelogs:
+  - { date: "23.01.21:", desc: "Rebasing to alpine 3.13." }
   - { date: "01.06.20:", desc: "Rebasing to alpine 3.12." }
   - { date: "19.12.19:", desc: "Rebasing to alpine 3.11." }
   - { date: "28.06.19:", desc: "Rebasing to alpine 3.10." }