diff --git a/modules/swagger-codegen/src/main/resources/TypeScript-node/api.mustache b/modules/swagger-codegen/src/main/resources/TypeScript-node/api.mustache
index c0b6fc0db6..6e7ef1c19f 100644
--- a/modules/swagger-codegen/src/main/resources/TypeScript-node/api.mustache
+++ b/modules/swagger-codegen/src/main/resources/TypeScript-node/api.mustache
@@ -108,7 +108,7 @@ export class {{classname}} {
     protected basePath = '{{basePath}}';
     protected defaultHeaders : any = {};
 
-    public authentications = {
+    protected authentications = {
         'default': <Authentication>new VoidAuth(),
 {{#authMethods}}
 {{#isBasic}}
diff --git a/samples/client/petstore/typescript-node/api.ts b/samples/client/petstore/typescript-node/api.ts
index 9f5d4dc94d..630b2c03d1 100644
--- a/samples/client/petstore/typescript-node/api.ts
+++ b/samples/client/petstore/typescript-node/api.ts
@@ -188,7 +188,7 @@ export class PetApi {
     protected basePath = 'http://petstore.swagger.io/v2';
     protected defaultHeaders : any = {};
 
-    public authentications = {
+    protected authentications = {
         'default': <Authentication>new VoidAuth(),
         'petstore_auth': new OAuth(),
         'test_api_client_id': new ApiKeyAuth('header', 'x-test_api_client_id'),
@@ -878,7 +878,7 @@ export class StoreApi {
     protected basePath = 'http://petstore.swagger.io/v2';
     protected defaultHeaders : any = {};
 
-    public authentications = {
+    protected authentications = {
         'default': <Authentication>new VoidAuth(),
         'petstore_auth': new OAuth(),
         'test_api_client_id': new ApiKeyAuth('header', 'x-test_api_client_id'),
@@ -1260,7 +1260,7 @@ export class UserApi {
     protected basePath = 'http://petstore.swagger.io/v2';
     protected defaultHeaders : any = {};
 
-    public authentications = {
+    protected authentications = {
         'default': <Authentication>new VoidAuth(),
         'petstore_auth': new OAuth(),
         'test_api_client_id': new ApiKeyAuth('header', 'x-test_api_client_id'),