diff --git a/Dockerfile b/Dockerfile
index 3bcfc89..f1d63fc 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
-FROM alpine:3.5
+FROM alpine:3.9
 
-MAINTAINER frekele <leandro.freitas@softdevelop.com.br>
+MAINTAINER frekele <leandro@frekele.org>
 
 RUN apk add --update --no-cache \
        bash \