diff --git a/src/index.ts b/src/index.ts
index 5a0b0802a..2468541ef 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -57,6 +57,7 @@ export {
   ClientConfig,
   constructSettings,
   RetryOptions,
+  ServiceConfig,
 } from './gax';
 export {GoogleError} from './googleError';
 export {