diff --git a/packages/aws-cdk-lib/aws-ec2/lib/instance-types.ts b/packages/aws-cdk-lib/aws-ec2/lib/instance-types.ts
index cf686da36d90a..4c606437eb68c 100644
--- a/packages/aws-cdk-lib/aws-ec2/lib/instance-types.ts
+++ b/packages/aws-cdk-lib/aws-ec2/lib/instance-types.ts
@@ -1597,6 +1597,11 @@ export enum InstanceSize {
    */
   XLARGE112 = '112xlarge',
 
+  /**
+   * Instance size XLARGE224 (224xlarge)
+   */
+  XLARGE224 = '224xlarge',
+
   /**
    * Instance size METAL (metal)
    */