diff --git a/Dockerfile b/Dockerfile
index 8476bf7..ecdae87 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
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index 882be6a..7827122 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
diff --git a/Dockerfile.armhf b/Dockerfile.armhf
index 9a2d3c7..137e680 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
diff --git a/readme-vars.yml b/readme-vars.yml
index 4115d1b..7aa6b19 100644
--- a/readme-vars.yml
+++ b/readme-vars.yml
@@ -36,6 +36,7 @@ app_setup_block: |
 
 # changelog
 changelogs:
+  - { date: "23.01.21:", desc: "Rebasing to alpine 3.13." }
   - { date: "17.09.20:", desc: "Update dependencies." }
   - { date: "06.09.20:", desc: "Switch to python3, install pip package." }
   - { date: "22.04.20:", desc: "Switch to git clone and using git tags for versioning." }