diff --git a/server/infra/lib/service/firehose-config.ts b/server/infra/lib/service/firehose-config.ts
index b6570811..76fcaa48 100644
--- a/server/infra/lib/service/firehose-config.ts
+++ b/server/infra/lib/service/firehose-config.ts
@@ -12,6 +12,7 @@ import {
   PolicyStatement,
 } from 'aws-cdk-lib/aws-iam'
 import { NodejsFunction } from 'aws-cdk-lib/aws-lambda-nodejs'
+import { Runtime } from 'aws-cdk-lib/aws-lambda'
 import * as cr from 'aws-cdk-lib/custom-resources'
 
 export interface FirehoseConfig {
@@ -48,6 +49,7 @@ export function createFirehoseStreams(
     {
       entry: 'lambdas/firehose-transform.ts',
       handler: 'handler',
+      runtime: Runtime.NODEJS_24_X,
       environment: { DATASET: 'client', STAGE: config.stageName },
       timeout: Duration.seconds(30),
     },
@@ -59,6 +61,7 @@ export function createFirehoseStreams(
     {
       entry: 'lambdas/firehose-transform.ts',
       handler: 'handler',
+      runtime: Runtime.NODEJS_24_X,
       environment: { DATASET: 'server', STAGE: config.stageName },
       timeout: Duration.seconds(30),
     },
diff --git a/server/infra/lib/service/migration-lambda.ts b/server/infra/lib/service/migration-lambda.ts
index 6cbb09a3..4e8c7e29 100644
--- a/server/infra/lib/service/migration-lambda.ts
+++ b/server/infra/lib/service/migration-lambda.ts
@@ -1,6 +1,7 @@
 import { Construct } from 'constructs'
 import { Duration } from 'aws-cdk-lib'
 import { NodejsFunction } from 'aws-cdk-lib/aws-lambda-nodejs'
+import { Runtime } from 'aws-cdk-lib/aws-lambda'
 import { PolicyStatement } from 'aws-cdk-lib/aws-iam'
 import { LogGroup } from 'aws-cdk-lib/aws-logs'
 import * as cr from 'aws-cdk-lib/custom-resources'
@@ -76,6 +77,7 @@ export function createMigrationLambda(
     functionName: `${config.stageName}-${config.dbName}-migration`,
     entry: 'lambdas/run-migration.ts',
     handler: 'handler',
+    runtime: Runtime.NODEJS_24_X,
     logGroup,
     environment: {
       CLUSTER: config.cluster.clusterName,
diff --git a/server/infra/lib/service/opensearch-bootstrap.ts b/server/infra/lib/service/opensearch-bootstrap.ts
index 557d2dca..69190ea6 100644
--- a/server/infra/lib/service/opensearch-bootstrap.ts
+++ b/server/infra/lib/service/opensearch-bootstrap.ts
@@ -1,6 +1,7 @@
 import { Construct } from 'constructs'
 import { Stack, Duration, CustomResource } from 'aws-cdk-lib'
 import { NodejsFunction } from 'aws-cdk-lib/aws-lambda-nodejs'
+import { Runtime } from 'aws-cdk-lib/aws-lambda'
 import { PolicyStatement } from 'aws-cdk-lib/aws-iam'
 import { Domain } from 'aws-cdk-lib/aws-opensearchservice'
 import * as cr from 'aws-cdk-lib/custom-resources'
@@ -25,6 +26,7 @@ export function createOpenSearchBootstrap(
   const bootstrapLambda = new NodejsFunction(scope, 'ItoOpenSearchBootstrap', {
     entry: 'lambdas/opensearch-bootstrap.ts',
     handler: 'handler',
+    runtime: Runtime.NODEJS_24_X,
     environment: {
       DOMAIN_ENDPOINT: config.opensearchDomain.domainEndpoint,
       REGION: stack.region,
diff --git a/server/infra/lib/timing-config.ts b/server/infra/lib/timing-config.ts
index 29ed9451..3533c845 100644
--- a/server/infra/lib/timing-config.ts
+++ b/server/infra/lib/timing-config.ts
@@ -3,6 +3,7 @@ import { Duration, RemovalPolicy } from 'aws-cdk-lib'
 import { Bucket, BlockPublicAccess, EventType } from 'aws-cdk-lib/aws-s3'
 import { Domain } from 'aws-cdk-lib/aws-opensearchservice'
 import { NodejsFunction } from 'aws-cdk-lib/aws-lambda-nodejs'
+import { Runtime } from 'aws-cdk-lib/aws-lambda'
 import { SqsDestination } from 'aws-cdk-lib/aws-s3-notifications'
 import { PolicyStatement } from 'aws-cdk-lib/aws-iam'
 import { Queue } from 'aws-cdk-lib/aws-sqs'
@@ -67,6 +68,7 @@ export function createTimingInfrastructure(
   const timingMergerLambda = new NodejsFunction(scope, 'ItoTimingMerger', {
     entry: 'lambdas/timing-merger.ts',
     handler: 'handler',
+    runtime: Runtime.NODEJS_24_X,
     environment: {
       OPENSEARCH_ENDPOINT: config.opensearchDomain.domainEndpoint,
       STAGE: config.stageName,
diff --git a/server/infra/package.json b/server/infra/package.json
index 16c39754..53900584 100644
--- a/server/infra/package.json
+++ b/server/infra/package.json
@@ -15,7 +15,6 @@
     "@types/aws-lambda": "^8.10.145",
     "@types/jest": "^29.5.14",
     "@types/node": "22.7.9",
-    "aws-cdk-lib": "2.200.1",
     "esbuild": "^0.25.12",
     "jest": "^29.7.0",
     "ts-jest": "^29.2.5",
@@ -27,7 +26,7 @@
     "@aws-sdk/client-s3": "^3.922.0",
     "@aws-sdk/credential-provider-node": "^3.850.0",
     "@opensearch-project/opensearch": "^2.13.0",
-    "aws-cdk-lib": "2.200.1",
+    "aws-cdk-lib": "2.228.0",
     "constructs": "^10.0.0",
     "dotenv": "^17.2.1",
     "dotenv-cli": "^10.0.0",