diff --git a/Dockerfile b/Dockerfile
index 22919849a0..180dd5d084 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,7 @@
 # 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=1.21.11
diff --git a/dockerfiles/Dockerfile.authors b/dockerfiles/Dockerfile.authors
index 278ad769fe..321a752c47 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 625ba1f2c6..fa0e40a360 100644
--- a/dockerfiles/Dockerfile.dev
+++ b/dockerfiles/Dockerfile.dev
@@ -1,7 +1,7 @@
 # syntax=docker/dockerfile:1
 
 ARG GO_VERSION=1.21.11
-ARG ALPINE_VERSION=3.18
+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 21ff44c020..2e99812dbe 100644
--- a/dockerfiles/Dockerfile.lint
+++ b/dockerfiles/Dockerfile.lint
@@ -1,7 +1,7 @@
 # syntax=docker/dockerfile:1
 
 ARG GO_VERSION=1.21.11
-ARG ALPINE_VERSION=3.18
+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 bc5ca3c340..f204ea273e 100644
--- a/dockerfiles/Dockerfile.vendor
+++ b/dockerfiles/Dockerfile.vendor
@@ -1,7 +1,7 @@
 # syntax=docker/dockerfile:1
 
 ARG GO_VERSION=1.21.11
-ARG ALPINE_VERSION=3.18
+ARG ALPINE_VERSION=3.20
 ARG MODOUTDATED_VERSION=v0.8.0
 
 FROM golang:${GO_VERSION}-alpine${ALPINE_VERSION} AS base