diff --git a/docker/Dockerfile.build b/docker/Dockerfile.build
index eeacbf0..575ac26 100644
--- a/docker/Dockerfile.build
+++ b/docker/Dockerfile.build
@@ -1,4 +1,4 @@
-FROM golang:1.6-alpine
+FROM golang:1.6.2-alpine
 
 MAINTAINER Bo-Yi Wu <appleboy.tw@gmail.com>