diff --git a/Dockerfile b/Dockerfile
index 1d00850..11cff88 100755
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.7
+FROM alpine:3.8
 
 RUN set -ex \
     && echo "http://nl.alpinelinux.org/alpine/edge/main" >> /etc/apk/repositories \