diff --git a/README.md b/README.md
index c8cb44e..2207858 100644
--- a/README.md
+++ b/README.md
@@ -16,6 +16,7 @@ npx update-ts-references --help
 
   Options:
     --configName    The name of the config files which needs to be updated. Default: tsconfig.json
+    --rootConfigName    The name of the root config file which needs to be updated. Default: tsconfig.json
     --check         Checks if updates would be necessary (without applying them)
     --help          Show help
     --createTsConfig  Create default TS configs for packages where the main entry in the package.json have a ts|tsx extension (Note: respects the --configName parameter)
diff --git a/package.json b/package.json
index 9eacb06..ea41c0c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "update-ts-references",
-  "version": "2.8.0",
+  "version": "2.9.0",
   "description": "Updates TypeScript references automatically while using workspaces",
   "bin": "src/index.js",
   "scripts": {
diff --git a/src/index.js b/src/index.js
index f7eda40..0a15a38 100755
--- a/src/index.js
+++ b/src/index.js
@@ -6,6 +6,7 @@ const { execute, defaultOptions } = require('./update-ts-references');
 
 const {
   configName = defaultOptions.configName,
+  rootConfigName = defaultOptions.rootConfigName,
   createTsConfig = defaultOptions.createTsConfig,
   cwd = defaultOptions.cwd,
   verbose = defaultOptions.verbose,
@@ -19,6 +20,7 @@ if (help || h) {
   Usage: update-ts-references [options]
   Options:
     --configName    The name of the config files which needs to be updated. Default: ${defaultOptions.configName}
+    --rootConfigName    The name of the root config file which needs to be updated. Default: ${defaultOptions.configName}
     --check         Checks if updates would be necessary (without applying them)
     --help          Show help
     --createTsConfig  Create default TS configs for packages where the main entry in the package.json have a ts|tsx extension (Note: respects the --configName parameter)
@@ -35,6 +37,7 @@ const run = async () => {
       verbose,
       check,
       configName,
+      rootConfigName,
       createTsConfig
     });
 
diff --git a/src/update-ts-references.js b/src/update-ts-references.js
index 9aabaf4..ae6fa4a 100644
--- a/src/update-ts-references.js
+++ b/src/update-ts-references.js
@@ -14,7 +14,8 @@ const PACKAGE_JSON = 'package.json';
 const TSCONFIG_JSON = 'tsconfig.json'
 
 const defaultOptions = {
-  configName: 'tsconfig.json',
+  configName: TSCONFIG_JSON,
+  rootConfigName: TSCONFIG_JSON,
   createTsConfig: false,
   cwd: process.cwd(),
   verbose: false,
@@ -207,6 +208,7 @@ const execute = async ({
   verbose,
   check,
   configName,
+  rootConfigName
 }) => {
   let changesCount = 0;
   // eslint-disable-next-line no-console
@@ -293,7 +295,7 @@ const execute = async ({
     console.log('rootReferences', rootReferences);
   }
   changesCount += updateTsConfig(
-    configName,
+    rootConfigName,
     rootReferences,
     check, {packageDir:cwd}
 
diff --git a/test-scenarios/yarn-ws-custom-tsconfig-names/tsconfig.dev.json b/test-scenarios/yarn-ws-custom-tsconfig-names/tsconfig.ref.json
similarity index 100%
rename from test-scenarios/yarn-ws-custom-tsconfig-names/tsconfig.dev.json
rename to test-scenarios/yarn-ws-custom-tsconfig-names/tsconfig.ref.json
diff --git a/tests/update-ts-references.test.js b/tests/update-ts-references.test.js
index f4b36f2..1507a67 100644
--- a/tests/update-ts-references.test.js
+++ b/tests/update-ts-references.test.js
@@ -36,7 +36,7 @@ const rootFolderConfigName = path.join(
 
 const compilerOptions = { outDir: 'dist', rootDir: 'src' };
 
-const setup = async (rootFolder, configName, createTsConfig) => {
+const setup = async (rootFolder, configName, rootConfigName, createTsConfig) => {
   if (!fs.existsSync(rootFolder)) {
     throw new Error(`folder is missing -> ${rootFolder}`);
   }
@@ -45,6 +45,8 @@ const setup = async (rootFolder, configName, createTsConfig) => {
     await execSh(
       `npx update-ts-references --verbose${
       configName ? ` --configName ${configName}` : ''
+      }${
+          rootConfigName ? ` --rootConfigName ${rootConfigName}` : ''
       }${createTsConfig ? ` --createTsConfig` : ''}`,
       {
         cwd: rootFolder,
@@ -266,7 +268,7 @@ test('Support update-ts-reference.yaml workspaces', async () => {
 });
 
 test('Test create tsconfig', async () => {
-  await setup(rootFolderYarnCreate, undefined, true);
+  await setup(rootFolderYarnCreate, undefined, undefined,true);
   const r = [
     '.',
     {
@@ -365,8 +367,9 @@ test('No changes detected with the --check option', async () => {
 
 test('Support custom tsconfig names', async () => {
   const configName = 'tsconfig.dev.json';
+  const rootConfigName = 'tsconfig.ref.json';
   const rootFolder = rootFolderConfigName;
-  await setup(rootFolder, configName);
+  await setup(rootFolder, configName, rootConfigName);
 
   const tsconfigs = [
     [
@@ -397,6 +400,7 @@ test('Support custom tsconfig names', async () => {
           },
         ],
       },
+      rootConfigName
     ],
     [
       './workspace-a',