diff --git a/lambda/Dockerfile b/lambda/Dockerfile
index 3ee85b43..1e6c581d 100644
--- a/lambda/Dockerfile
+++ b/lambda/Dockerfile
@@ -1,6 +1,6 @@
 # Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
 # SPDX-License-Identifier: Apache-2.0
-ARG buildImage=golang:1.21
+ARG buildImage=golang:1
 FROM ${buildImage} as build
 
 USER root
diff --git a/src/index.ts b/src/index.ts
index becc5012..388ed888 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -139,7 +139,7 @@ export class ECRDeployment extends Construct {
     const memoryLimit = props.memoryLimit ?? 512;
     this.handler = new lambda.SingletonFunction(this, 'CustomResourceHandler', {
       uuid: this.renderSingletonUuid(memoryLimit),
-      code: getCode(props.buildImage ?? 'golang:1.21'),
+      code: getCode(props.buildImage ?? 'golang:1'),
       runtime: lambda.Runtime.PROVIDED_AL2023,
       handler: 'bootstrap',
       environment: props.environment,
diff --git a/test/lambda/Dockerfile b/test/lambda/Dockerfile
index f87f4a67..51fa4752 100644
--- a/test/lambda/Dockerfile
+++ b/test/lambda/Dockerfile
@@ -1,6 +1,6 @@
 # Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
 # SPDX-License-Identifier: Apache-2.0
-ARG buildImage=golang:1.21
+ARG buildImage=golang:1
 FROM ${buildImage} as build
 
 USER root