diff --git a/CHANGELOG.md b/CHANGELOG.md
index ef8ce69..157dd69 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,8 @@
-# Next version
+# 4.5.0
 + Rearrange instructions (for Docker)
 + Add `linux/arm64` architecture
 + Add date to log
++ Fix Alpine network issue (@see https://github.com/loomchild/volume-backup/issues/34 and https://github.com/alpinelinux/docker-alpine/issues/135)
 
 ## 4.4.0
 + Remove force renew from Docker
diff --git a/docker/Dockerfile b/docker/Dockerfile
index 461e166..02138e8 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.13.1
+FROM alpine:3.12.3
 
 RUN apk add --no-cache bash curl jq openssl --upgrade grep