diff --git a/Dockerfile b/Dockerfile
index a6f16ea..351f07f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.23-alpine3.20 as builder
+FROM golang:1.23-alpine3.21 as builder
 # Do not remove `git` here, it is required for getting runner version when executing `make build`
 RUN apk add --no-cache make git