diff --git a/tests/module-types/override-to-cjs/tsconfig-swc.json b/tests/module-types/override-to-cjs/tsconfig-swc.json
index ca7aae1eb..b634e34df 100644
--- a/tests/module-types/override-to-cjs/tsconfig-swc.json
+++ b/tests/module-types/override-to-cjs/tsconfig-swc.json
@@ -1,15 +1,6 @@
 {
+  "extends": "./tsconfig.json",
   "ts-node": {
-    "swc": true,
-    "moduleTypes": {
-      "webpack.config.ts": "cjs",
-      // Test that subsequent patterns override earlier ones
-      "src/cjs-subdir/**/*": "esm",
-      "src/cjs-subdir": "cjs",
-      "src/cjs-subdir/esm-exception.ts": "esm"
-    }
-  },
-  "compilerOptions": {
-    "module": "ES2015"
+    "swc": true
   }
 }
diff --git a/tests/module-types/override-to-esm/tsconfig-swc.json b/tests/module-types/override-to-esm/tsconfig-swc.json
index 35a08fc62..b634e34df 100644
--- a/tests/module-types/override-to-esm/tsconfig-swc.json
+++ b/tests/module-types/override-to-esm/tsconfig-swc.json
@@ -1,14 +1,6 @@
 {
+  "extends": "./tsconfig.json",
   "ts-node": {
-    "swc": true,
-    "moduleTypes": {
-      // Test that subsequent patterns override earlier ones
-      "src/esm-subdir/**/*": "cjs",
-      "src/esm-subdir": "esm",
-      "src/esm-subdir/cjs-exception.ts": "cjs"
-    }
-  },
-  "compilerOptions": {
-    "module": "CommonJS"
+    "swc": true
   }
 }