diff --git a/packages/@aws-cdk/aws-ec2/lib/instance-types.ts b/packages/@aws-cdk/aws-ec2/lib/instance-types.ts
index 1fc4e02f25daa..7b89924feb125 100644
--- a/packages/@aws-cdk/aws-ec2/lib/instance-types.ts
+++ b/packages/@aws-cdk/aws-ec2/lib/instance-types.ts
@@ -68,6 +68,26 @@ export enum InstanceClass {
    */
   M5AD = 'm5ad',
 
+  /**
+   * Standard instances for high performance computing, 5th generation
+   */
+  STANDARD5_HIGH_PERFORMANCE = 'm5n',
+
+  /**
+   * Standard instances for high performance computing, 5th generation
+   */
+  M5N = 'm5n',
+
+  /**
+   * Standard instances with local NVME drive for high performance computing, 5th generation
+   */
+  STANDARD5_NVME_DRIVE_HIGH_PERFORMANCE = 'm5dn',
+
+  /**
+   * Standard instances with local NVME drive for high performance computing, 5th generation
+   */
+  M5DN = 'm5dn',
+
   /**
    * Memory optimized instances, 3rd generation
    */