diff --git a/tests/scenario/serverless-plugins/serverless-plugin-typescript/app/package.json b/tests/scenario/serverless-plugins/serverless-plugin-typescript/app/package.json
index f40b50a5b..8d40c0c5c 100644
--- a/tests/scenario/serverless-plugins/serverless-plugin-typescript/app/package.json
+++ b/tests/scenario/serverless-plugins/serverless-plugin-typescript/app/package.json
@@ -1,5 +1,6 @@
 {
   "name": "serverless-plugin-typescript-test",
+  "type": "module",
   "devDependencies": {
     "@types/aws-lambda": "8.10.102",
     "serverless-plugin-typescript": "2.1.2",
diff --git a/tests/scenario/serverless-plugins/serverless-plugin-typescript/app/tsconfig.json b/tests/scenario/serverless-plugins/serverless-plugin-typescript/app/tsconfig.json
index 2250a43d1..ccedf393d 100644
--- a/tests/scenario/serverless-plugins/serverless-plugin-typescript/app/tsconfig.json
+++ b/tests/scenario/serverless-plugins/serverless-plugin-typescript/app/tsconfig.json
@@ -1,7 +1,7 @@
 {
   "compilerOptions": {
     "esModuleInterop": true,
-    "module": "CommonJS",
+    "module": "ES2020",
     "moduleResolution": "Node",
     "sourceMap": true,
     "strict": true,
diff --git a/tests/scenario/serverless-plugins/serverless-webpack/app/tsconfig.json b/tests/scenario/serverless-plugins/serverless-webpack/app/tsconfig.json
index b3500095d..ccedf393d 100644
--- a/tests/scenario/serverless-plugins/serverless-webpack/app/tsconfig.json
+++ b/tests/scenario/serverless-plugins/serverless-webpack/app/tsconfig.json
@@ -3,6 +3,7 @@
     "esModuleInterop": true,
     "module": "ES2020",
     "moduleResolution": "Node",
+    "sourceMap": true,
     "strict": true,
     "target": "ES2020"
   }