diff --git a/Dockerfile-build b/Dockerfile-build
index 50da7e7..9e2cd46 100644
--- a/Dockerfile-build
+++ b/Dockerfile-build
@@ -1,4 +1,4 @@
-FROM node:4.8.2-alpine
+FROM node:6.11.0-alpine
 
 RUN addgroup -g 10001 app && \
     adduser -D -G app -h /app -u 10001 app