diff --git a/Dockerfile b/Dockerfile
index 3026076..e95fc70 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.15-alpine AS builder
+FROM golang:1.16-alpine AS builder
 
 WORKDIR /src
 
diff --git a/go.mod b/go.mod
index 69ade2c..77dadbb 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/tdemin/gmnhg
 
-go 1.15
+go 1.16
 
 require (
 	github.com/gomarkdown/markdown v0.0.0-20201024011455-45c732cc8a6b