diff --git a/Dockerfile b/Dockerfile
index 0757d18fd..2a3a94eb4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM docker.io/library/golang:1.23.4-alpine3.19@sha256:5f3336882ad15d10ac1b59fbaba7cb84c35d4623774198b36ae60edeba45fd84 as builder
+FROM docker.io/library/golang:1.23.4-alpine3.21@sha256:6c5c9590f169f77c8046e45c611d3b28fe477789acd8d3762d23d4744de69812 AS builder
 WORKDIR /go/src/github.com/cilium/hubble
 RUN apk add --no-cache git make
 COPY . .
diff --git a/Makefile b/Makefile
index b4f939f4b..7651896a8 100644
--- a/Makefile
+++ b/Makefile
@@ -24,8 +24,8 @@ RENOVATE_GITHUB_COM_TOKEN ?= $(shell gh auth token)
 TEST_TIMEOUT ?= 5s
 
 # renovate: datasource=docker depName=library/golang
-GOLANG_IMAGE_VERSION = 1.23.4-alpine3.19
-GOLANG_IMAGE_SHA = sha256:5f3336882ad15d10ac1b59fbaba7cb84c35d4623774198b36ae60edeba45fd84
+GOLANG_IMAGE_VERSION = 1.23.4-alpine3.21
+GOLANG_IMAGE_SHA = sha256:6c5c9590f169f77c8046e45c611d3b28fe477789acd8d3762d23d4744de69812
 
 # Add the ability to override variables
 -include Makefile.override