diff --git a/modules/openapi-generator/src/main/resources/typescript-node/api-single.mustache b/modules/openapi-generator/src/main/resources/typescript-node/api-single.mustache
index 99c84a6fbb4..37990e66656 100644
--- a/modules/openapi-generator/src/main/resources/typescript-node/api-single.mustache
+++ b/modules/openapi-generator/src/main/resources/typescript-node/api-single.mustache
@@ -133,7 +133,7 @@ export class {{classname}} {
 {{/isBasicBearer}}
 {{#isOAuth}}
 
-    set accessToken(token: string) {
+    set accessToken{{name}}(token: string) {
         this.authentications.{{name}}.accessToken = token;
     }
 {{/isOAuth}}
diff --git a/samples/client/petstore/typescript-node/default/api/storeApi.ts b/samples/client/petstore/typescript-node/default/api/storeApi.ts
index f3f5b8ca651..fd8c9ccff16 100644
--- a/samples/client/petstore/typescript-node/default/api/storeApi.ts
+++ b/samples/client/petstore/typescript-node/default/api/storeApi.ts
@@ -86,7 +86,7 @@ export class StoreApi {
         (this.authentications as any)[StoreApiApiKeys[key]].apiKey = value;
     }
 
-    set accessToken(token: string) {
+    set accessTokenpetstore_auth(token: string) {
         this.authentications.petstore_auth.accessToken = token;
     }
 
diff --git a/samples/client/petstore/typescript-node/default/api/userApi.ts b/samples/client/petstore/typescript-node/default/api/userApi.ts
index fbeb9660bdf..f90683d687e 100644
--- a/samples/client/petstore/typescript-node/default/api/userApi.ts
+++ b/samples/client/petstore/typescript-node/default/api/userApi.ts
@@ -86,7 +86,7 @@ export class UserApi {
         (this.authentications as any)[UserApiApiKeys[key]].apiKey = value;
     }
 
-    set accessToken(token: string) {
+    set accessTokenpetstore_auth(token: string) {
         this.authentications.petstore_auth.accessToken = token;
     }
 
diff --git a/samples/client/petstore/typescript-node/npm/api/petApi.ts b/samples/client/petstore/typescript-node/npm/api/petApi.ts
index 45e173378a5..14cc1705727 100644
--- a/samples/client/petstore/typescript-node/npm/api/petApi.ts
+++ b/samples/client/petstore/typescript-node/npm/api/petApi.ts
@@ -87,7 +87,7 @@ export class PetApi {
         (this.authentications as any)[PetApiApiKeys[key]].apiKey = value;
     }
 
-    set accessToken(token: string) {
+    set accessTokenpetstore_auth(token: string) {
         this.authentications.petstore_auth.accessToken = token;
     }
 
diff --git a/samples/client/petstore/typescript-node/npm/api/storeApi.ts b/samples/client/petstore/typescript-node/npm/api/storeApi.ts
index f3f5b8ca651..fd8c9ccff16 100644
--- a/samples/client/petstore/typescript-node/npm/api/storeApi.ts
+++ b/samples/client/petstore/typescript-node/npm/api/storeApi.ts
@@ -86,7 +86,7 @@ export class StoreApi {
         (this.authentications as any)[StoreApiApiKeys[key]].apiKey = value;
     }
 
-    set accessToken(token: string) {
+    set accessTokenpetstore_auth(token: string) {
         this.authentications.petstore_auth.accessToken = token;
     }
 
diff --git a/samples/client/petstore/typescript-node/npm/api/userApi.ts b/samples/client/petstore/typescript-node/npm/api/userApi.ts
index fbeb9660bdf..f90683d687e 100644
--- a/samples/client/petstore/typescript-node/npm/api/userApi.ts
+++ b/samples/client/petstore/typescript-node/npm/api/userApi.ts
@@ -86,7 +86,7 @@ export class UserApi {
         (this.authentications as any)[UserApiApiKeys[key]].apiKey = value;
     }
 
-    set accessToken(token: string) {
+    set accessTokenpetstore_auth(token: string) {
         this.authentications.petstore_auth.accessToken = token;
     }