diff --git a/Dockerfile b/Dockerfile
index 8b271db..9b48dc6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.7
+FROM alpine:3.5
 MAINTAINER "EEA: IDM2 A-Team" <eea-edw-a-team-alerts@googlegroups.com>
 
 RUN apk add --no-cache --virtual .run-deps rsync openssh tzdata curl