diff --git a/Dockerfile b/Dockerfile
index e264f12..aaca7ee 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -8,7 +8,7 @@ ARG HUGO_BUILD_TAGS=extended
 # ---
 
 # Hugo >= v0.81.0 requires Go 1.16+ to build
-FROM golang:1.21-alpine3.18 AS build
+FROM golang:1.22-alpine3.18 AS build
 
 # renew global args from above
 # https://docs.docker.com/engine/reference/builder/#scope