diff --git a/.travis.yml b/.travis.yml
index b0774897..bf855b68 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,6 @@
 language: node_js
 
 node_js:
- - "6"
  - "8"
 
 dist: trusty
diff --git a/Dockerfile-build b/Dockerfile-build
index 4afe41f4..869b5a38 100644
--- a/Dockerfile-build
+++ b/Dockerfile-build
@@ -1,4 +1,4 @@
-FROM node:6.14.0-alpine
+FROM node:8.11.1-alpine
 
 RUN apk add --no-cache make git gcc g++ python