diff --git a/packages/aws-cdk-lib/aws-synthetics/README.md b/packages/aws-cdk-lib/aws-synthetics/README.md
index 1220cf1042a39..c5369eeee4b14 100644
--- a/packages/aws-cdk-lib/aws-synthetics/README.md
+++ b/packages/aws-cdk-lib/aws-synthetics/README.md
@@ -20,7 +20,7 @@ const canary = new synthetics.Canary(this, 'MyCanary', {
     code: synthetics.Code.fromAsset(path.join(__dirname, 'canary')),
     handler: 'index.handler',
   }),
-  runtime: synthetics.Runtime.SYNTHETICS_NODEJS_PUPPETEER_4_0,
+  runtime: synthetics.Runtime.SYNTHETICS_NODEJS_PUPPETEER_6_0,
   environmentVariables: {
     stage: 'prod',
   },
@@ -110,7 +110,7 @@ const canary = new synthetics.Canary(this, 'Canary', {
     code: synthetics.Code.fromInline('/* Synthetics handler code'),
   }),
   cleanup: synthetics.Cleanup.LAMBDA,
-  runtime: synthetics.Runtime.SYNTHETICS_NODEJS_PUPPETEER_4_0,
+  runtime: synthetics.Runtime.SYNTHETICS_NODEJS_PUPPETEER_6_0,
 });
 ```
 
@@ -136,7 +136,7 @@ new synthetics.Canary(this, 'Inline Canary', {
     code: synthetics.Code.fromInline('/* Synthetics handler code */'),
     handler: 'index.handler', // must be 'index.handler'
   }),
-  runtime: synthetics.Runtime.SYNTHETICS_NODEJS_PUPPETEER_4_0,
+  runtime: synthetics.Runtime.SYNTHETICS_NODEJS_PUPPETEER_6_0,
 });
 
 // To supply the code from your local filesystem:
@@ -145,7 +145,7 @@ new synthetics.Canary(this, 'Asset Canary', {
     code: synthetics.Code.fromAsset(path.join(__dirname, 'canary')),
     handler: 'index.handler', // must end with '.handler'
   }),
-  runtime: synthetics.Runtime.SYNTHETICS_NODEJS_PUPPETEER_4_0,
+  runtime: synthetics.Runtime.SYNTHETICS_NODEJS_PUPPETEER_6_0,
 });
 
 // To supply the code from a S3 bucket:
@@ -156,7 +156,7 @@ new synthetics.Canary(this, 'Bucket Canary', {
     code: synthetics.Code.fromBucket(bucket, 'canary.zip'),
     handler: 'index.handler', // must end with '.handler'
   }),
-  runtime: synthetics.Runtime.SYNTHETICS_NODEJS_PUPPETEER_4_0,
+  runtime: synthetics.Runtime.SYNTHETICS_NODEJS_PUPPETEER_6_0,
 });
 ```
 
@@ -195,7 +195,7 @@ new synthetics.Canary(this, 'Vpc Canary', {
     code: synthetics.Code.fromAsset(path.join(__dirname, 'canary')),
     handler: 'index.handler',
   }),
-  runtime: synthetics.Runtime.SYNTHETICS_NODEJS_PUPPETEER_4_0,
+  runtime: synthetics.Runtime.SYNTHETICS_NODEJS_PUPPETEER_6_0,
   vpc,
 });
 ```
@@ -242,7 +242,7 @@ const canary = new synthetics.Canary(this, 'MyCanary', {
     code: synthetics.Code.fromAsset(path.join(__dirname, 'canary')),
     handler: 'index.handler',
   }),
-  runtime: synthetics.Runtime.SYNTHETICS_NODEJS_PUPPETEER_4_0,
+  runtime: synthetics.Runtime.SYNTHETICS_NODEJS_PUPPETEER_6_0,
   artifactsBucketLifecycleRules: [{
     expiration: Duration.days(30),
   }],
diff --git a/packages/aws-cdk-lib/aws-synthetics/lib/runtime.ts b/packages/aws-cdk-lib/aws-synthetics/lib/runtime.ts
index 587d0ae40cf56..2c5c2c849f19f 100644
--- a/packages/aws-cdk-lib/aws-synthetics/lib/runtime.ts
+++ b/packages/aws-cdk-lib/aws-synthetics/lib/runtime.ts
@@ -122,6 +122,21 @@ export class Runtime {
    */
   public static readonly SYNTHETICS_NODEJS_PUPPETEER_5_1 = new Runtime('syn-nodejs-puppeteer-5.1', RuntimeFamily.NODEJS);
 
+  /**
+   * `syn-nodejs-puppeteer-6.0` includes the following:
+   * - Lambda runtime Node.js 18.x
+   * - Puppeteer-core version 19.7.0
+   * - Chromium version 111.0.5563.146
+   *
+   * New Features:
+   * - **Dependency upgrade**: The Node.js dependency is upgraded to 18.x.
+   * Bug fixes:
+   * - **Bug fix**: Clean up core dump generated when Chromium crashes during a canary run.
+   *
+   * @see https://docs.aws.amazon.com/AmazonCloudWatch/latest/monitoring/CloudWatch_Synthetics_Library_nodejs_puppeteer.html#CloudWatch_Synthetics_runtimeversion-nodejs-puppeteer-6.0
+   */
+  public static readonly SYNTHETICS_NODEJS_PUPPETEER_6_0 = new Runtime('syn-nodejs-puppeteer-6.0', RuntimeFamily.NODEJS);
+
   /**
    * `syn-python-selenium-1.0` includes the following:
    * - Lambda runtime Python 3.8
diff --git a/packages/aws-cdk-lib/aws-synthetics/test/canary.test.ts b/packages/aws-cdk-lib/aws-synthetics/test/canary.test.ts
index 4923d252fa215..b9bdb4e10e224 100644
--- a/packages/aws-cdk-lib/aws-synthetics/test/canary.test.ts
+++ b/packages/aws-cdk-lib/aws-synthetics/test/canary.test.ts
@@ -749,7 +749,7 @@ describe('handler validation', () => {
           handler: 'invalidHandler',
           code: synthetics.Code.fromAsset(path.join(__dirname, 'canaries')),
         }),
-        runtime: synthetics.Runtime.SYNTHETICS_NODEJS_PUPPETEER_3_9,
+        runtime: synthetics.Runtime.SYNTHETICS_NODEJS_PUPPETEER_6_0,
       });
     }).toThrow(/Canary Handler must be specified either as 'fileName.handler', 'fileName.functionName', or 'folder\/fileName.functionName'/);
 
@@ -759,7 +759,7 @@ describe('handler validation', () => {
           handler: 'canary.functionName',
           code: synthetics.Code.fromAsset(path.join(__dirname, 'canaries')),
         }),
-        runtime: synthetics.Runtime.SYNTHETICS_NODEJS_PUPPETEER_3_9,
+        runtime: synthetics.Runtime.SYNTHETICS_NODEJS_PUPPETEER_6_0,
       });
     }).not.toThrow();
 
@@ -769,7 +769,7 @@ describe('handler validation', () => {
           handler: 'folder/canary.functionName',
           code: synthetics.Code.fromAsset(path.join(__dirname, 'canaries')),
         }),
-        runtime: synthetics.Runtime.SYNTHETICS_NODEJS_PUPPETEER_3_9,
+        runtime: synthetics.Runtime.SYNTHETICS_NODEJS_PUPPETEER_6_0,
       });
     }).not.toThrow();
   });