diff --git a/Dockerfile b/Dockerfile
index 97fea93..89aa02b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,3 @@
-FROM golang:1.11-alpine3.7
+FROM golang:1.12-alpine
 ENV GO111MODULE=on
-#ENV GOFLAGS=-mod=vendor
 RUN apk --no-cache add build-base git