diff --git a/.travis.yml b/.travis.yml
index 52ad4a03ce7..9739c019ad0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -124,7 +124,7 @@ before_install:
     fi;
   - pushd .; cd website; yarn install; popd
   # install Deno
-  - sh -s v1.1.2 < ./CI/deno_install.sh
+  - sh -s v1.6.2 < ./CI/deno_install.sh
   - export PATH="$HOME/.deno/bin:$PATH"
 
 install:
diff --git a/modules/openapi-generator/src/main/resources/typescript/index.mustache b/modules/openapi-generator/src/main/resources/typescript/index.mustache
index 3e4d0907d0e..b19f7f9348a 100644
--- a/modules/openapi-generator/src/main/resources/typescript/index.mustache
+++ b/modules/openapi-generator/src/main/resources/typescript/index.mustache
@@ -1,7 +1,8 @@
 export * from "./http/http{{extensionForDeno}}";
 export * from "./auth/auth{{extensionForDeno}}";
 export * from "./models/all{{extensionForDeno}}";
-export { createConfiguration, Configuration } from "./configuration{{extensionForDeno}}"
+export { createConfiguration } from "./configuration{{extensionForDeno}}"
+export{{#platforms}}{{#deno}} type{{/deno}}{{/platforms}} { Configuration } from "./configuration{{extensionForDeno}}"
 export * from "./apis/exception{{extensionForDeno}}";
 export * from "./servers{{extensionForDeno}}";
 
@@ -9,7 +10,7 @@ export * from "./servers{{extensionForDeno}}";
 export { Middleware } from './middleware{{extensionForDeno}}';
 {{/useRxJS}}
 {{^useRxJS}}
-export { PromiseMiddleware as Middleware } from './middleware{{extensionForDeno}}';
+export{{#platforms}}{{#deno}} type{{/deno}}{{/platforms}} { PromiseMiddleware as Middleware } from './middleware{{extensionForDeno}}';
 {{/useRxJS}}
 {{#useObjectParameters}}
 export { {{#apiInfo}}{{#apis}}{{#operations}}{{#operation}}{{classname}}{{operationIdCamelCase}}Request, {{/operation}}Object{{classname}} as {{classname}}{{^-last}}, {{/-last}} {{/operations}}{{/apis}}{{/apiInfo}}} from './types/ObjectParamAPI{{extensionForDeno}}';
diff --git a/samples/openapi3/client/petstore/typescript/builds/default/index.ts b/samples/openapi3/client/petstore/typescript/builds/default/index.ts
index fe00e36cbd8..de89bb05e70 100644
--- a/samples/openapi3/client/petstore/typescript/builds/default/index.ts
+++ b/samples/openapi3/client/petstore/typescript/builds/default/index.ts
@@ -1,7 +1,8 @@
 export * from "./http/http";
 export * from "./auth/auth";
 export * from "./models/all";
-export { createConfiguration, Configuration } from "./configuration"
+export { createConfiguration } from "./configuration"
+export { Configuration } from "./configuration"
 export * from "./apis/exception";
 export * from "./servers";
 
diff --git a/samples/openapi3/client/petstore/typescript/builds/deno/index.ts b/samples/openapi3/client/petstore/typescript/builds/deno/index.ts
index b0cc9f0f93d..c81b0e2421d 100644
--- a/samples/openapi3/client/petstore/typescript/builds/deno/index.ts
+++ b/samples/openapi3/client/petstore/typescript/builds/deno/index.ts
@@ -1,10 +1,11 @@
 export * from "./http/http.ts";
 export * from "./auth/auth.ts";
 export * from "./models/all.ts";
-export { createConfiguration, Configuration } from "./configuration.ts"
+export { createConfiguration } from "./configuration.ts"
+export type { Configuration } from "./configuration.ts"
 export * from "./apis/exception.ts";
 export * from "./servers.ts";
 
-export { PromiseMiddleware as Middleware } from './middleware.ts';
+export type { PromiseMiddleware as Middleware } from './middleware.ts';
 export { PromisePetApi as PetApi,  PromiseStoreApi as StoreApi,  PromiseUserApi as UserApi } from './types/PromiseAPI.ts';
 
diff --git a/samples/openapi3/client/petstore/typescript/builds/inversify/index.ts b/samples/openapi3/client/petstore/typescript/builds/inversify/index.ts
index ddf4ed98b1d..4d48e5222ad 100644
--- a/samples/openapi3/client/petstore/typescript/builds/inversify/index.ts
+++ b/samples/openapi3/client/petstore/typescript/builds/inversify/index.ts
@@ -1,7 +1,8 @@
 export * from "./http/http";
 export * from "./auth/auth";
 export * from "./models/all";
-export { createConfiguration, Configuration } from "./configuration"
+export { createConfiguration } from "./configuration"
+export { Configuration } from "./configuration"
 export * from "./apis/exception";
 export * from "./servers";
 
diff --git a/samples/openapi3/client/petstore/typescript/builds/jquery/index.ts b/samples/openapi3/client/petstore/typescript/builds/jquery/index.ts
index fe00e36cbd8..de89bb05e70 100644
--- a/samples/openapi3/client/petstore/typescript/builds/jquery/index.ts
+++ b/samples/openapi3/client/petstore/typescript/builds/jquery/index.ts
@@ -1,7 +1,8 @@
 export * from "./http/http";
 export * from "./auth/auth";
 export * from "./models/all";
-export { createConfiguration, Configuration } from "./configuration"
+export { createConfiguration } from "./configuration"
+export { Configuration } from "./configuration"
 export * from "./apis/exception";
 export * from "./servers";
 
diff --git a/samples/openapi3/client/petstore/typescript/builds/object_params/index.ts b/samples/openapi3/client/petstore/typescript/builds/object_params/index.ts
index e3944796cfe..49a513cbb84 100644
--- a/samples/openapi3/client/petstore/typescript/builds/object_params/index.ts
+++ b/samples/openapi3/client/petstore/typescript/builds/object_params/index.ts
@@ -1,7 +1,8 @@
 export * from "./http/http";
 export * from "./auth/auth";
 export * from "./models/all";
-export { createConfiguration, Configuration } from "./configuration"
+export { createConfiguration } from "./configuration"
+export { Configuration } from "./configuration"
 export * from "./apis/exception";
 export * from "./servers";
 
diff --git a/samples/openapi3/client/petstore/typescript/tests/deno/test/api/PetApi_test.ts b/samples/openapi3/client/petstore/typescript/tests/deno/test/api/PetApi_test.ts
index 9f56de86eab..f29199404e3 100644
--- a/samples/openapi3/client/petstore/typescript/tests/deno/test/api/PetApi_test.ts
+++ b/samples/openapi3/client/petstore/typescript/tests/deno/test/api/PetApi_test.ts
@@ -2,7 +2,7 @@ import {
   assertEquals,
   assert,
   fail,
-} from "https://deno.land/std@0.58.0/testing/asserts.ts";
+} from "https://deno.land/std@0.82.0/testing/asserts.ts";
 import * as petstore from "../../../../builds/deno/index.ts";
 
 const configuration = petstore.createConfiguration();