diff --git a/Dockerfile b/Dockerfile
index cb410dab..a43bf31c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.15.7-alpine3.13 AS builder
+FROM golang:1.15.8-alpine3.13 AS builder
 
 WORKDIR /usr/local/src/dex