diff --git a/packages/aws-cdk-lib/aws-rds/lib/cluster-engine.ts b/packages/aws-cdk-lib/aws-rds/lib/cluster-engine.ts
index 7a8281b2475d5..68dec1a414a88 100644
--- a/packages/aws-cdk-lib/aws-rds/lib/cluster-engine.ts
+++ b/packages/aws-cdk-lib/aws-rds/lib/cluster-engine.ts
@@ -832,6 +832,8 @@ export class AuroraPostgresEngineVersion {
   public static readonly VER_15_2 = AuroraPostgresEngineVersion.of('15.2', '15', { s3Import: true, s3Export: true });
   /** Version "15.3". */
   public static readonly VER_15_3 = AuroraPostgresEngineVersion.of('15.3', '15', { s3Import: true, s3Export: true });
+  /** Version "15.4". */
+  public static readonly VER_15_4 = AuroraPostgresEngineVersion.of('15.4', '15', { s3Import: true, s3Export: true });
 
   /**
    * Create a new AuroraPostgresEngineVersion with an arbitrary version.