diff --git a/Dockerfile b/Dockerfile
index 3e7453e3507745ebef8f4b3de6dce87d28c0a8b1..9e10b5d19a9d09182bd912f5a4e884f98894555a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.12.8-alpine
+FROM golang:1.12.9-alpine
 
 RUN apk add --no-cache --update alpine-sdk