diff --git a/modules/openapi-generator/src/main/resources/typescript-angular/README.mustache b/modules/openapi-generator/src/main/resources/typescript-angular/README.mustache
index 0fb0dde152cd1a9eac93503e813b5165031ea052..7e0ae96b68964d29686d43f3825561a10d72bcbb 100644
--- a/modules/openapi-generator/src/main/resources/typescript-angular/README.mustache
+++ b/modules/openapi-generator/src/main/resources/typescript-angular/README.mustache
@@ -75,7 +75,7 @@ export class AppModule {}
 // configuring providers
 import { {{apiModuleClassName}}, {{configurationClassName}}, {{configurationParametersInterfaceName}} } from '{{npmName}}';
 
-export function apiConfigFactory (): {{configurationClassName}} => {
+export function apiConfigFactory (): {{configurationClassName}} {
   const params: {{configurationParametersInterfaceName}} = {
     // set configuration parameters here.
   }