diff --git a/Dockerfile b/Dockerfile
index f5d86c5..0f855ac 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM lsiobase/python:3.10
+FROM lsiobase/python:3.11
 
 # set version label
 ARG BUILD_DATE
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index 97a9422..744a85c 100644
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -1,4 +1,4 @@
-FROM lsiobase/python:arm64v8-3.10
+FROM lsiobase/python:arm64v8-3.11
 
 # set version label
 ARG BUILD_DATE
diff --git a/Dockerfile.armhf b/Dockerfile.armhf
index 90e64ea..67f28b8 100644
--- a/Dockerfile.armhf
+++ b/Dockerfile.armhf
@@ -1,4 +1,4 @@
-FROM lsiobase/python:arm32v7-3.10
+FROM lsiobase/python:arm32v7-3.11
 
 # set version label
 ARG BUILD_DATE
diff --git a/readme-vars.yml b/readme-vars.yml
index 4c4cb59..9cfff45 100644
--- a/readme-vars.yml
+++ b/readme-vars.yml
@@ -34,6 +34,7 @@ app_setup_block: |
 
 # changelog
 changelogs:
+  - { date: "19.12.19:", desc: "Rebasing to alpine 3.11." }
   - { date: "28.06.19:", desc: "Rebasing to alpine 3.10." }
   - { date: "08.05.19:", desc: "Re-install requests pip package to downgrade urllib version suitable for mylar." }
   - { date: "23.03.19:", desc: "Switching to new Base images, shift to arm32v7 tag." }