diff --git a/docmaster/Dockerfile b/docmaster/Dockerfile
index 9f4cf16..2794778 100644
--- a/docmaster/Dockerfile
+++ b/docmaster/Dockerfile
@@ -1,5 +1,5 @@
 
-ARG BUILD_FROM=ghcr.io/hassio-addons/base/amd64:10.0.2
+ARG BUILD_FROM=ghcr.io/hassio-addons/base/amd64:9.2.2
 FROM ${BUILD_FROM}
 
 # --no-cache
@@ -7,7 +7,7 @@ RUN \
   apk -U upgrade && \
   apk add ghostscript py3-flask py3-gunicorn && \
   apk add py3-unoconv --repository=http://dl-cdn.alpinelinux.org/alpine/edge/testing/ && \
-  apk add font-noto-all ttf-freefont ttf-font-awesome ttf-opensans && \
+  apk add font-noto-all ttf-ubuntu-font-family ttf-freefont ttf-font-awesome ttf-opensans && \
   apk add samba-client jq
 
 COPY start.sh /app/