diff --git a/images/custom-error-pages/rootfs/Dockerfile b/images/custom-error-pages/rootfs/Dockerfile
index 1d22dbb4c..3647788d4 100755
--- a/images/custom-error-pages/rootfs/Dockerfile
+++ b/images/custom-error-pages/rootfs/Dockerfile
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM golang:1.21.5-alpine3.19 as builder
+FROM golang:1.21.5-alpine3.18 as builder
 
 RUN apk update \
     && apk upgrade && apk add git
diff --git a/images/ext-auth-example-authsvc/rootfs/Dockerfile b/images/ext-auth-example-authsvc/rootfs/Dockerfile
index b2ca6fb22..f85698398 100644
--- a/images/ext-auth-example-authsvc/rootfs/Dockerfile
+++ b/images/ext-auth-example-authsvc/rootfs/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.21.5-alpine3.19 as builder
+FROM golang:1.21.5-alpine3.18 as builder
 RUN mkdir /authsvc
 WORKDIR /authsvc
 COPY . ./
diff --git a/images/fastcgi-helloserver/rootfs/Dockerfile b/images/fastcgi-helloserver/rootfs/Dockerfile
index 8077cc900..38d7f8ce0 100755
--- a/images/fastcgi-helloserver/rootfs/Dockerfile
+++ b/images/fastcgi-helloserver/rootfs/Dockerfile
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM golang:1.21.5-alpine3.19 as builder
+FROM golang:1.21.5-alpine3.18 as builder
 
 WORKDIR /go/src/k8s.io/ingress-nginx/images/fastcgi
 
diff --git a/images/go-grpc-greeter-server/rootfs/Dockerfile b/images/go-grpc-greeter-server/rootfs/Dockerfile
index 0c4c9c71c..94e4b91ff 100644
--- a/images/go-grpc-greeter-server/rootfs/Dockerfile
+++ b/images/go-grpc-greeter-server/rootfs/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang:1.21.5-alpine3.19 as build
+FROM golang:1.21.5-alpine3.18 as build
 
 WORKDIR /go/src/greeter-server