diff --git a/packages/@aws-cdk/aws-autoscaling/test/auto-scaling-group.test.ts b/packages/@aws-cdk/aws-autoscaling/test/auto-scaling-group.test.ts
index dbdf5ed4415f2..47088ffbac0d8 100644
--- a/packages/@aws-cdk/aws-autoscaling/test/auto-scaling-group.test.ts
+++ b/packages/@aws-cdk/aws-autoscaling/test/auto-scaling-group.test.ts
@@ -665,7 +665,7 @@ describe('auto scaling group', () => {
     expect(asg.node.defaultChild instanceof autoscaling.CfnAutoScalingGroup).toEqual(true);
   });
 
-  test('can set blockDeviceMappings', () => {
+  testDeprecated('can set blockDeviceMappings', () => {
     // GIVEN
     const stack = new cdk.Stack();
     const vpc = mockVpc(stack);
diff --git a/packages/@aws-cdk/aws-cloudfront/test/origin-groups.test.ts b/packages/@aws-cdk/aws-cloudfront/test/origin-groups.test.ts
index 8d6ffa55f7db1..62b4fd25b7202 100644
--- a/packages/@aws-cdk/aws-cloudfront/test/origin-groups.test.ts
+++ b/packages/@aws-cdk/aws-cloudfront/test/origin-groups.test.ts
@@ -1,10 +1,11 @@
 import { Match, Template } from '@aws-cdk/assertions';
 import * as s3 from '@aws-cdk/aws-s3';
+import { testDeprecated } from '@aws-cdk/cdk-build-tools';
 import * as cdk from '@aws-cdk/core';
 import { CloudFrontWebDistribution, FailoverStatusCode } from '../lib';
 
 describe('origin group', () => {
-  test('Distribution with custom origin failover', () => {
+  testDeprecated('Distribution with custom origin failover', () => {
     const stack = new cdk.Stack();
 
     new CloudFrontWebDistribution(stack, 'ADistribution', {
diff --git a/packages/@aws-cdk/aws-cloudfront/test/web-distribution.test.ts b/packages/@aws-cdk/aws-cloudfront/test/web-distribution.test.ts
index e4a26668973c2..9b4b58e12a6ec 100644
--- a/packages/@aws-cdk/aws-cloudfront/test/web-distribution.test.ts
+++ b/packages/@aws-cdk/aws-cloudfront/test/web-distribution.test.ts
@@ -35,7 +35,7 @@ NQIDAQAB
 
 describe('web distribution', () => {
 
-  test('distribution with custom origin adds custom origin', () => {
+  testDeprecated('distribution with custom origin adds custom origin', () => {
     const stack = new cdk.Stack();
 
     new CloudFrontWebDistribution(stack, 'AnAmazingWebsiteProbably', {
@@ -410,7 +410,7 @@ added the ellipsis so a user would know there was more to r...`,
   });
 
 
-  test('distribution with trusted signers on default distribution', () => {
+  testDeprecated('distribution with trusted signers on default distribution', () => {
     const stack = new cdk.Stack();
     const sourceBucket = new s3.Bucket(stack, 'Bucket');
     const pubKey = new PublicKey(stack, 'MyPubKey', {
diff --git a/packages/@aws-cdk/aws-lambda-nodejs/test/testtsconfig.json b/packages/@aws-cdk/aws-lambda-nodejs/test/testtsconfig.json
new file mode 100644
index 0000000000000..e6f5ece0ed40c
--- /dev/null
+++ b/packages/@aws-cdk/aws-lambda-nodejs/test/testtsconfig.json
@@ -0,0 +1,32 @@
+{
+  "compilerOptions": {
+    "declarationMap": false,
+    "inlineSourceMap": true,
+    "inlineSources": true,
+    "alwaysStrict": true,
+    "charset": "utf8",
+    "declaration": true,
+    "experimentalDecorators": true,
+    "incremental": true,
+    "lib": [
+      "es2020"
+    ],
+    "module": "CommonJS",
+    "newLine": "lf",
+    "noEmitOnError": true,
+    "noFallthroughCasesInSwitch": true,
+    "noImplicitAny": true,
+    "noImplicitReturns": true,
+    "noImplicitThis": true,
+    "noUnusedLocals": true,
+    "noUnusedParameters": true,
+    "resolveJsonModule": true,
+    "strict": true,
+    "strictNullChecks": true,
+    "strictPropertyInitialization": true,
+    "stripInternal": false,
+    "target": "ES2020",
+    "composite": true,
+    "tsBuildInfoFile": "tsconfig.tsbuildinfo"
+  }
+}
diff --git a/packages/@aws-cdk/aws-lambda-nodejs/test/util.test.ts b/packages/@aws-cdk/aws-lambda-nodejs/test/util.test.ts
index c38334e7e4176..90317a270614e 100644
--- a/packages/@aws-cdk/aws-lambda-nodejs/test/util.test.ts
+++ b/packages/@aws-cdk/aws-lambda-nodejs/test/util.test.ts
@@ -182,7 +182,7 @@ describe('extractDependencies', () => {
 
 describe('getTsconfigCompilerOptions', () => {
   test('should extract compiler options and returns as string', () => {
-    const tsconfig = path.join(__dirname, '..', 'tsconfig.json');
+    const tsconfig = path.join(__dirname, 'testtsconfig.json');
     const compilerOptions = getTsconfigCompilerOptions(tsconfig);
     expect(compilerOptions).toEqual([
       '--alwaysStrict',