diff --git a/docs/examples/customization/sysctl/patch.json b/docs/examples/customization/sysctl/patch.json
index e87c9affaa..fb4fc057fb 100644
--- a/docs/examples/customization/sysctl/patch.json
+++ b/docs/examples/customization/sysctl/patch.json
@@ -4,7 +4,7 @@
 			"spec": {
 				"initContainers": [{
 					"name": "sysctl",
-					"image": "alpine:3.18",
+					"image": "alpine:3.20",
 					"securityContext": {
 						"privileged": true
 					},
diff --git a/images/cfssl/rootfs/Dockerfile b/images/cfssl/rootfs/Dockerfile
index c23f66d49b..7f7003f101 100644
--- a/images/cfssl/rootfs/Dockerfile
+++ b/images/cfssl/rootfs/Dockerfile
@@ -12,9 +12,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM alpine:3.20.0
+FROM alpine:3.20
 
-RUN echo "@testing http://nl.alpinelinux.org/alpine/edge/testing" >> /etc/apk/repositories
+RUN echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/testing" >> /etc/apk/repositories
 RUN apk update \
     && apk upgrade &&  \
     apk add --no-cache \
diff --git a/images/nginx-1.25/rootfs/Dockerfile b/images/nginx-1.25/rootfs/Dockerfile
index 13dcec33d7..1d2b6b6230 100644
--- a/images/nginx-1.25/rootfs/Dockerfile
+++ b/images/nginx-1.25/rootfs/Dockerfile
@@ -11,7 +11,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-FROM alpine:3.20.0 as builder
+FROM alpine:3.20 as builder
 
 COPY . /
 
@@ -21,7 +21,7 @@ RUN apk update \
   && /build.sh
 
 # Use a multi-stage build
-FROM alpine:3.20.0
+FROM alpine:3.20
 
 ENV PATH=$PATH:/usr/local/luajit/bin:/usr/local/nginx/sbin:/usr/local/nginx/bin
 
diff --git a/images/nginx/rootfs/Dockerfile b/images/nginx/rootfs/Dockerfile
index f3d61017e6..245bb353b1 100644
--- a/images/nginx/rootfs/Dockerfile
+++ b/images/nginx/rootfs/Dockerfile
@@ -11,7 +11,7 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-FROM alpine:3.20.0 as builder
+FROM alpine:3.20 as builder
 
 COPY . /
 
@@ -21,7 +21,7 @@ RUN apk update \
   && /build.sh
 
 # Use a multi-stage build
-FROM alpine:3.20.0
+FROM alpine:3.20
 
 ENV PATH=$PATH:/usr/local/luajit/bin:/usr/local/nginx/sbin:/usr/local/nginx/bin
 
diff --git a/images/opentelemetry/rootfs/Dockerfile b/images/opentelemetry/rootfs/Dockerfile
index f67948b86c..9f3cb2eae8 100644
--- a/images/opentelemetry/rootfs/Dockerfile
+++ b/images/opentelemetry/rootfs/Dockerfile
@@ -13,7 +13,7 @@
 # limitations under the License.
 
 
-FROM alpine:3.20.0 AS base
+FROM alpine:3.20 AS base
 
 RUN mkdir -p /opt/third_party/install
 COPY . /opt/third_party/
diff --git a/images/test-runner/rootfs/Dockerfile b/images/test-runner/rootfs/Dockerfile
index fd664f2e55..7bcc2f25cc 100644
--- a/images/test-runner/rootfs/Dockerfile
+++ b/images/test-runner/rootfs/Dockerfile
@@ -48,7 +48,7 @@ RUN mkdir -p "$GOPATH/src" "$GOPATH/bin" && chmod -R 777 "$GOPATH"
 
 COPY --from=etcd /usr/local/bin/etcd /usr/local/bin/etcd
 
-RUN echo "@testing https://nl.alpinelinux.org/alpine/edge/testing" >> /etc/apk/repositories
+RUN echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/testing" >> /etc/apk/repositories
 
 RUN apk update && apk upgrade && apk add --no-cache \
   bash \
diff --git a/rootfs/Dockerfile-chroot b/rootfs/Dockerfile-chroot
index c06db22529..b719f2fc32 100644
--- a/rootfs/Dockerfile-chroot
+++ b/rootfs/Dockerfile-chroot
@@ -23,7 +23,7 @@ RUN apk update \
   && apk upgrade \
   && /chroot.sh
 
-FROM alpine:3.20.0
+FROM alpine:3.20
 
 ARG TARGETARCH
 ARG VERSION
diff --git a/test/e2e-image/Dockerfile b/test/e2e-image/Dockerfile
index 7bd7c9c1ce..5e74174779 100644
--- a/test/e2e-image/Dockerfile
+++ b/test/e2e-image/Dockerfile
@@ -1,7 +1,7 @@
 ARG E2E_BASE_IMAGE
 FROM ${E2E_BASE_IMAGE} AS BASE
 
-FROM alpine:3.20.0
+FROM alpine:3.20
 
 RUN apk update \
 	&& apk upgrade && apk add -U --no-cache \