diff --git a/packages/cli/src/cliEntry.js b/packages/cli/src/cliEntry.js
index 93547041d..cfbbf9b9e 100644
--- a/packages/cli/src/cliEntry.js
+++ b/packages/cli/src/cliEntry.js
@@ -16,6 +16,7 @@ import type {CommandT, ConfigT} from 'types';
 // $FlowFixMe - converted to TS
 import commands from './commands';
 import init from './commands/init/initCompat';
+// $FlowFixMe - converted to TS
 import assertRequiredOptions from './tools/assertRequiredOptions';
 import {logger} from '@react-native-community/cli-tools';
 import {setProjectDir} from './tools/packageManager';
diff --git a/packages/cli/src/tools/assertRequiredOptions.js b/packages/cli/src/tools/assertRequiredOptions.ts
similarity index 74%
rename from packages/cli/src/tools/assertRequiredOptions.js
rename to packages/cli/src/tools/assertRequiredOptions.ts
index fb5a941ad..966763c50 100644
--- a/packages/cli/src/tools/assertRequiredOptions.js
+++ b/packages/cli/src/tools/assertRequiredOptions.ts
@@ -6,14 +6,22 @@
  *
  * @format
  */
-
 import {Option} from 'commander';
 import {camelCase} from 'lodash';
+import {Command} from '@react-native-community/cli-types';
+
+type Options = NonNullable<Command['options']>;
+type PassedOptions = {
+  [key: string]: unknown;
+};
 
 // Commander.js has a 2 years old open issue to support <...> syntax
 // for options. Until that gets merged, we run the checks manually
 // https://github.com/tj/commander.js/issues/230
-export default function assertRequiredOptions(options, passedOptions) {
+export default function assertRequiredOptions(
+  options: Options,
+  passedOptions: PassedOptions,
+) {
   options.forEach(opt => {
     const option = new Option(opt.name);