diff --git a/Dockerfile b/Dockerfile
index 154867b..352d696 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM lsiobase/alpine.nginx:3.8
+FROM lsiobase/alpine.nginx:3.9
 
 # set version label
 ARG BUILD_DATE
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index 60b31a4..ff0deb8 100644
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -1,4 +1,4 @@
-FROM lsiobase/alpine.nginx.arm64:3.8
+FROM lsiobase/alpine.nginx.arm64:3.9
 
 # Add qemu to build on x86_64 systems
 COPY qemu-aarch64-static /usr/bin
diff --git a/Dockerfile.armhf b/Dockerfile.armhf
index d037a48..606f0f8 100644
--- a/Dockerfile.armhf
+++ b/Dockerfile.armhf
@@ -1,4 +1,4 @@
-FROM lsiobase/alpine.nginx.armhf:3.8
+FROM lsiobase/alpine.nginx.armhf:3.9
 
 # Add qemu to build on x86_64 systems
 COPY qemu-arm-static /usr/bin
diff --git a/readme-vars.yml b/readme-vars.yml
index a044909..737b285 100644
--- a/readme-vars.yml
+++ b/readme-vars.yml
@@ -40,6 +40,7 @@ app_setup_block: |
 
 # changelog
 changelogs:
+  - { date: "22.02.19:", desc: "Rebasing to alpine 3.9." }
   - { date: "21.02.19:", desc: "Add info on changing php upload limits to readme." }
   - { date: "21.01.18:", desc: "Added ffmpeg for video thumbnail creation, switched to installing zip release instead of source tarball, created small thumbnails folder, switched to dynamic readme." }
   - { date: "14.01.19:", desc: "Adding pipeline logic and multi arch.." }