diff --git a/Dockerfile-alpine b/Dockerfile-alpine
index 175a070..767529a 100644
--- a/Dockerfile-alpine
+++ b/Dockerfile-alpine
@@ -1,4 +1,4 @@
-FROM alpine:edge
+FROM alpine:3.6
 LABEL maintainer "Shuanglei Tao - tsl0922@gmail.com" \
     maintainer "Damien Duportal - damien.duportal@gmail.com"