diff --git a/Dockerfile b/Dockerfile
index 7f3949c..64f3ad3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM lsiobase/nginx:3.11
+FROM lsiobase/nginx:3.12
 
 # set version label
 ARG BUILD_DATE
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index 8508650..46e3617 100644
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -1,4 +1,4 @@
-FROM lsiobase/nginx:arm64v8-3.11
+FROM lsiobase/nginx:arm64v8-3.12
 
 # set version label
 ARG BUILD_DATE
diff --git a/Dockerfile.armhf b/Dockerfile.armhf
index 2d9ecde..45c8497 100644
--- a/Dockerfile.armhf
+++ b/Dockerfile.armhf
@@ -1,4 +1,4 @@
-FROM lsiobase/nginx:arm32v7-3.11
+FROM lsiobase/nginx:arm32v7-3.12
 
 # set version label
 ARG BUILD_DATE
diff --git a/readme-vars.yml b/readme-vars.yml
index 40adc08..6449e26 100644
--- a/readme-vars.yml
+++ b/readme-vars.yml
@@ -70,6 +70,7 @@ app_setup_block: |
 
 # changelog
 changelogs:
+  - { date: "03.06.20:", desc: "Rebasing to alpine 3.12" }
   - { date: "03.06.20:", desc: "Add php7-bcmath and php7-fileinfo" }
   - { date: "31.05.20:", desc: "Add aliases for occ and updater.phar" }
   - { date: "31.03.20:", desc: "Allow crontab to be user customized, fix logrotate." }