diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index ca41b09a17dc..18213461baa9 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -63,7 +63,7 @@ jobs:
         name: Set up Go
         uses: actions/setup-go@v5
         with:
-          go-version: 1.21.9
+          go-version: 1.21.12
       -
         name: Test
         run: |
diff --git a/Dockerfile b/Dockerfile
index 314fa9089970..2cf7cd1ea020 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,10 +1,10 @@
 # syntax=docker/dockerfile:1
 
 ARG BASE_VARIANT=alpine
-ARG ALPINE_VERSION=3.18
+ARG ALPINE_VERSION=3.20
 ARG BASE_DEBIAN_DISTRO=bookworm
 
-ARG GO_VERSION=1.21.9
+ARG GO_VERSION=1.21.12
 ARG XX_VERSION=1.2.1
 ARG GOVERSIONINFO_VERSION=v1.3.0
 ARG GOTESTSUM_VERSION=v1.10.0
diff --git a/docker-bake.hcl b/docker-bake.hcl
index bb65406d7806..cb75552a09f2 100644
--- a/docker-bake.hcl
+++ b/docker-bake.hcl
@@ -1,5 +1,5 @@
 variable "GO_VERSION" {
-    default = "1.21.9"
+    default = "1.21.12"
 }
 variable "VERSION" {
     default = ""
diff --git a/dockerfiles/Dockerfile.authors b/dockerfiles/Dockerfile.authors
index 278ad769fea1..321a752c47ef 100644
--- a/dockerfiles/Dockerfile.authors
+++ b/dockerfiles/Dockerfile.authors
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-ARG ALPINE_VERSION=3.18
+ARG ALPINE_VERSION=3.20
 
 FROM alpine:${ALPINE_VERSION} AS gen
 RUN apk add --no-cache bash git
diff --git a/dockerfiles/Dockerfile.dev b/dockerfiles/Dockerfile.dev
index b5d18da93c18..cef1597b4000 100644
--- a/dockerfiles/Dockerfile.dev
+++ b/dockerfiles/Dockerfile.dev
@@ -1,7 +1,7 @@
 # syntax=docker/dockerfile:1
 
-ARG GO_VERSION=1.21.9
-ARG ALPINE_VERSION=3.18
+ARG GO_VERSION=1.21.12
+ARG ALPINE_VERSION=3.20
 
 ARG BUILDX_VERSION=0.12.1
 FROM docker/buildx-bin:${BUILDX_VERSION} AS buildx
diff --git a/dockerfiles/Dockerfile.lint b/dockerfiles/Dockerfile.lint
index 60200bc85846..b41c54041fb4 100644
--- a/dockerfiles/Dockerfile.lint
+++ b/dockerfiles/Dockerfile.lint
@@ -1,7 +1,7 @@
 # syntax=docker/dockerfile:1
 
-ARG GO_VERSION=1.21.9
-ARG ALPINE_VERSION=3.18
+ARG GO_VERSION=1.21.12
+ARG ALPINE_VERSION=3.20
 ARG GOLANGCI_LINT_VERSION=v1.55.2
 
 FROM golangci/golangci-lint:${GOLANGCI_LINT_VERSION}-alpine AS golangci-lint
diff --git a/dockerfiles/Dockerfile.vendor b/dockerfiles/Dockerfile.vendor
index 0030f15123d1..9acb89182240 100644
--- a/dockerfiles/Dockerfile.vendor
+++ b/dockerfiles/Dockerfile.vendor
@@ -1,7 +1,7 @@
 # syntax=docker/dockerfile:1
 
-ARG GO_VERSION=1.21.9
-ARG ALPINE_VERSION=3.18
+ARG GO_VERSION=1.21.12
+ARG ALPINE_VERSION=3.20
 ARG MODOUTDATED_VERSION=v0.8.0
 
 FROM golang:${GO_VERSION}-alpine${ALPINE_VERSION} AS base
diff --git a/e2e/testdata/Dockerfile.gencerts b/e2e/testdata/Dockerfile.gencerts
index 67a53d4b127f..3c9cc7e80177 100644
--- a/e2e/testdata/Dockerfile.gencerts
+++ b/e2e/testdata/Dockerfile.gencerts
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-ARG GO_VERSION=1.21.9
+ARG GO_VERSION=1.21.12
 
 FROM golang:${GO_VERSION}-alpine AS generated
 ENV GOTOOLCHAIN=local