diff --git a/Dockerfile b/Dockerfile
index 2a2b232..b8c2c6d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM lsiobase/alpine:3.7
+FROM lsiobase/alpine:3.8
 
 # set version label
 ARG BUILD_DATE
@@ -15,12 +15,10 @@ RUN \
 	p7zip \
 	rsync \
 	tar \
-	unrar \
-	unzip && \
- apk add --no-cache \
-	--repository http://nl.alpinelinux.org/alpine/edge/main \
 	transmission-cli \
-	transmission-daemon
+	transmission-daemon \
+	unrar \
+	unzip
 
 # copy local files
 COPY root/ /
diff --git a/README.md b/README.md
index 6458183..5af5ded 100644
--- a/README.md
+++ b/README.md
@@ -104,6 +104,7 @@ The automatic update will run once a day at 3am local server time.
 
 ## Versions
 
++ **15.08.18:** Rebase to alpine linux 3.8.
 + **12.02.18:** Pull transmission from edge repo.
 + **10.01.18:** Rebase to alpine linux 3.7.
 + **25.07.17:** Add rsync package.