docker image: bump alpine distro
@@ -7,7 +7,7 @@ WORKDIR /go/src/github.com/tsuru/tsuru-client
RUN apk add --update gcc git make musl-dev && \
make build
-FROM alpine:3.8
+FROM alpine:3.9
COPY --from=builder /go/src/github.com/tsuru/tsuru-client/bin/tsuru /bin/tsuru
