diff --git a/docker/Dockerfile.build b/docker/Dockerfile.build
index 79f2f34..15cf18f 100644
--- a/docker/Dockerfile.build
+++ b/docker/Dockerfile.build
@@ -1,4 +1,4 @@
-FROM golang:1.6.2-alpine
+FROM golang:1.6.3-alpine
 
 MAINTAINER Bo-Yi Wu <appleboy.tw@gmail.com>
 
diff --git a/docker/golang/Dockerfile b/docker/golang/Dockerfile
index 4d16eb6..a3cdfe0 100644
--- a/docker/golang/Dockerfile
+++ b/docker/golang/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.6.2-alpine
+FROM golang:1.6.3-alpine
 
 MAINTAINER Bo-Yi Wu <appleboy.tw@gmail.com>