diff --git a/packages/react-native-builder-bob/src/index.ts b/packages/react-native-builder-bob/src/index.ts
index 3b4496e1..1f1a26a8 100644
--- a/packages/react-native-builder-bob/src/index.ts
+++ b/packages/react-native-builder-bob/src/index.ts
@@ -589,7 +589,6 @@ async function buildTarget(
       await customTarget({
         options: targetOptions,
         source: path.resolve(root, source),
-        output: path.resolve(root, output, 'typescript'),
         report,
         root,
       });
diff --git a/packages/react-native-builder-bob/src/targets/custom.ts b/packages/react-native-builder-bob/src/targets/custom.ts
index f751145a..306636f2 100644
--- a/packages/react-native-builder-bob/src/targets/custom.ts
+++ b/packages/react-native-builder-bob/src/targets/custom.ts
@@ -5,7 +5,7 @@ import { spawn } from '../utils/spawn';
 import dedent from 'dedent';
 import del from 'del';
 
-type Options = Input & {
+type Options = Omit<Input, 'output'> & {
   options?: {
     script?: string;
     clean?: string;