diff --git a/docker/fatt/Dockerfile b/docker/fatt/Dockerfile
index 66ae4480..1af89b4f 100644
--- a/docker/fatt/Dockerfile
+++ b/docker/fatt/Dockerfile
@@ -1,11 +1,10 @@
-FROM alpine:3.12
+FROM alpine:3.13
 #
 # Include dist
 #ADD dist/ /root/dist/
 #
 # Get and install dependencies & packages
-RUN sed -i 's/dl-cdn/dl-2/g' /etc/apk/repositories && \
-    apk -U add \
+RUN apk -U add \
               git \
               py3-libxml2 \
               py3-lxml \