diff --git a/ts/tsbundle.class.tsbundle.ts b/ts/tsbundle.class.tsbundle.ts
index 91ec6e6..c0b801b 100644
--- a/ts/tsbundle.class.tsbundle.ts
+++ b/ts/tsbundle.class.tsbundle.ts
@@ -2,11 +2,12 @@ import * as plugins from './tsbundle.plugins.js';
 import { logger } from './tsbundle.logging.js';
 
 export class TsBundle {
-  public async buildTest(
+  public async buildTest (
     cwdArg: string,
     fromArg: string,
     toArg: string,
-    bundlerArg: 'rollup' | 'parcel'
+    bundlerArg: 'rollup' | 'parcel',
+    argvArg: any
   ) {
     const done = plugins.smartpromise.defer();
     const threadsimple = new plugins.smartspawn.ThreadSimple(
@@ -20,6 +21,7 @@ export class TsBundle {
           tsbundleFrom: fromArg,
           tsbundleTo: toArg,
           tsbundleBundler: bundlerArg,
+          tsbundleArgv: argvArg,
         },
       }
     );
@@ -30,7 +32,13 @@ export class TsBundle {
     await done.promise;
   }
 
-  public async buildProduction(cwdArg: string, fromArg: string, toArg: string) {
+  public async buildProduction (
+    cwdArg: string,
+    fromArg: string,
+    toArg: string,
+    bundlerArg: 'rollup' | 'parcel',
+    argvArg: any
+  ) {
     const done = plugins.smartpromise.defer();
     const threadsimple = new plugins.smartspawn.ThreadSimple(
       plugins.path.join(plugins.smartpath.get.dirnameFromImportMetaUrl(import.meta.url), './tsbundle.class.tsbundleprocess.js'),
@@ -42,6 +50,8 @@ export class TsBundle {
           tsbundleCwd: cwdArg,
           tsbundleFrom: fromArg,
           tsbundleTo: toArg,
+          tsbundleBundler: bundlerArg,
+          tsbundleArgv: argvArg,
         },
       }
     );
diff --git a/ts/tsbundle.class.tsbundleprocess.ts b/ts/tsbundle.class.tsbundleprocess.ts
index b92454c..8b39987 100644
--- a/ts/tsbundle.class.tsbundleprocess.ts
+++ b/ts/tsbundle.class.tsbundleprocess.ts
@@ -7,7 +7,8 @@ export class TsBundleProcess {
    */
   public getBaseOptions(
     fromArg: string = `ts_web/index.ts`,
-    toArg: string = 'dist_bundle/bundle.js'
+    toArg: string = 'dist_bundle/bundle.js',
+    argvArg: any
   ) {
     logger.log('info', `from: ${fromArg}`);
     logger.log('info', `to: ${toArg}`);
@@ -39,8 +40,20 @@ export class TsBundleProcess {
           lib: ['dom'],
           noImplicitAny: false,
           target: 'es2020',
+          module: 'es2020',
+          moduleResolution: 'node12',
           allowSyntheticDefaultImports: true,
           importsNotUsedAsValues: 'preserve',
+          ...argvArg && argvArg.skiplibcheck ? {
+            skipLibCheck: true
+          } : {},
+          ...argvArg && argvArg.allowimplicitany ? {
+            noImplicitAny: false
+          } : {},
+          ...argvArg && argvArg.commonjs ? {
+            module: 'commonjs',
+            moduleResolution: 'node',
+          } : {},
         }),
         (plugins.rollupJson as any)(),
         // Allow node_modules resolution, so you can use 'external' to control
@@ -56,12 +69,12 @@ export class TsBundleProcess {
     return baseOptions;
   }
 
-  public getOptionsTest(fromArg: string, toArg: string): plugins.rollup.RollupOptions {
-    return this.getBaseOptions(fromArg, toArg);
+  public getOptionsTest(fromArg: string, toArg: string, argvArg: any): plugins.rollup.RollupOptions {
+    return this.getBaseOptions(fromArg, toArg, argvArg);
   }
 
-  public getOptionsProduction(fromArg: string, toArg: string): plugins.rollup.RollupOptions {
-    const productionOptions = this.getBaseOptions(fromArg, toArg);
+  public getOptionsProduction(fromArg: string, toArg: string, argvArg: any): plugins.rollup.RollupOptions {
+    const productionOptions = this.getBaseOptions(fromArg, toArg, argvArg);
     productionOptions.plugins.push(
       plugins.rollupTerser({
         compress: true,
@@ -81,13 +94,14 @@ export class TsBundleProcess {
   public async buildTest(
     fromArg: string,
     toArg: string,
-    bundlerArg: 'rollup' | 'parcel' = 'rollup'
+    bundlerArg: 'rollup' | 'parcel' = 'rollup',
+    argvArg: any
   ) {
     // create a bundle
     switch (bundlerArg) {
       case 'rollup':
         logger.log('info', `bundling for TEST!`);
-        const buildOptions = this.getOptionsTest(fromArg, toArg);
+        const buildOptions = this.getOptionsTest(fromArg, toArg, argvArg);
         const bundle = await plugins.rollup.rollup(buildOptions);
         bundle.generate(buildOptions.output as plugins.rollup.OutputOptions);
         await bundle.write(buildOptions.output as plugins.rollup.OutputOptions);
@@ -107,10 +121,10 @@ export class TsBundleProcess {
   /**
    * creates a bundle for the production environment
    */
-  public async buildProduction(fromArg: string, toArg: string) {
+  public async buildProduction(fromArg: string, toArg: string, argvArg: any) {
     // create a bundle
     logger.log('info', `bundling for PRODUCTION!`);
-    const buildOptions = this.getOptionsProduction(fromArg, toArg);
+    const buildOptions = this.getOptionsProduction(fromArg, toArg, argvArg);
     const bundle = await plugins.rollup.rollup(buildOptions);
     bundle.generate(buildOptions.output as plugins.rollup.OutputOptions);
     await bundle.write(buildOptions.output as plugins.rollup.OutputOptions);
@@ -132,10 +146,11 @@ const run = async () => {
     tsbundleProcessInstance.buildTest(
       process.env.tsbundleFrom,
       process.env.tsbundleTo,
-      process.env.tsbundleBundler as 'rollup' | 'parcel'
+      process.env.tsbundleBundler as 'rollup' | 'parcel',
+      process.env.tsbundleArgv
     );
   } else {
-    tsbundleProcessInstance.buildProduction(process.env.tsbundleFrom, process.env.tsbundleTo);
+    tsbundleProcessInstance.buildProduction(process.env.tsbundleFrom, process.env.tsbundleTo, process.env.tsbundleArgv);
   }
 };
 
diff --git a/ts/tsbundle.cli.ts b/ts/tsbundle.cli.ts
index b5cd4dd..8924f15 100644
--- a/ts/tsbundle.cli.ts
+++ b/ts/tsbundle.cli.ts
@@ -10,12 +10,12 @@ export const runCli = async () => {
     // const htmlHandler = new HtmlHandler();
     switch (true) {
       case argvArg.production || process.env.CI:
-        await tsbundle.buildProduction(process.cwd(), argvArg.from, argvArg.to);
+        await tsbundle.buildProduction(process.cwd(), argvArg.from, argvArg.to, 'rollup', argvArg);
         // await htmlHandler.minifyHtml();
         break;
       case argvArg.test:
       default:
-        await tsbundle.buildTest(process.cwd(), argvArg.from, argvArg.to, 'rollup');
+        await tsbundle.buildTest(process.cwd(), argvArg.from, argvArg.to, 'rollup', argvArg);
         // await htmlHandler.copyHtml();
         return;
     }
@@ -29,7 +29,9 @@ export const runCli = async () => {
         await tsbundle.buildProduction(
           process.cwd(),
           './ts_web/index.ts',
-          './dist_bundle/bundle.js'
+          './dist_bundle/bundle.js',
+          'rollup',
+          argvArg
         );
         // await htmlHandler.minifyHtml();
         break;
@@ -39,7 +41,8 @@ export const runCli = async () => {
           process.cwd(),
           './ts_web/index.ts',
           './dist_bundle/bundle.js',
-          'rollup'
+          'rollup',
+          argvArg
         );
         // await htmlHandler.copyHtml();
         return;
@@ -51,7 +54,13 @@ export const runCli = async () => {
     // const htmlHandler = new HtmlHandler();
     switch (true) {
       case argvArg.production || process.env.CI:
-        await tsbundle.buildProduction(process.cwd(), './ts/index.ts', './dist_bundle/bundle.js');
+        await tsbundle.buildProduction(
+          process.cwd(),
+          './ts/index.ts',
+          './dist_bundle/bundle.js',
+          'rollup',
+          argvArg
+        );
         // await htmlHandler.minifyHtml();
         break;
       case argvArg.test:
@@ -60,7 +69,8 @@ export const runCli = async () => {
           process.cwd(),
           './ts/index.ts',
           './dist_bundle/bundle.js',
-          'rollup'
+          'rollup',
+          argvArg
         );
         // await htmlHandler.copyHtml();
         return;
@@ -75,7 +85,9 @@ export const runCli = async () => {
         await tsbundle.buildProduction(
           process.cwd(),
           './ts_web/index.ts',
-          './dist_serve/bundle.js'
+          './dist_serve/bundle.js',
+          'rollup',
+          argvArg
         );
         await htmlHandler.minifyHtml();
         break;
@@ -85,7 +97,8 @@ export const runCli = async () => {
           process.cwd(),
           './ts_web/index.ts',
           './dist_serve/bundle.js',
-          'rollup'
+          'rollup',
+          argvArg
         );
         await htmlHandler.copyHtml();
         return;
diff --git a/tsconfig.json b/tsconfig.json
index 5702e26..520a517 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -4,5 +4,6 @@
     "target": "ES2020",
     "module": "ES2020",
     "moduleResolution": "node12",
+    "esModuleInterop": true
   }
 }
\ No newline at end of file