diff --git a/README.md b/README.md
index e526479d127..87f37c8ca49 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 
 <div align="center">
 
-[![Stable releaases in Maven Central](https://img.shields.io/maven-metadata/v/https/repo1.maven.org/maven2/org/openapitools/openapi-generator/maven-metadata.xml.svg)](http://search.maven.org/#search%7Cgav%7C1%7Cg%3A%22org.openapitools%22%20AND%20a%3A%22openapi-generator%22) [![Apache 2.0 License](https://img.shields.io/badge/License-Apache%202.0-orange)](./LICENSE) [![Open Collective backers](https://img.shields.io/opencollective/backers/openapi_generator?color=orange&label=OpenCollective%20Backers)](https://opencollective.com/openapi_generator) [![Join the Slack chat room](https://img.shields.io/badge/Slack-Join%20the%20chat%20room-orange)](https://join.slack.com/t/openapi-generator/shared_invite/enQtNzAyNDMyOTU0OTE1LTY5ZDBiNDI5NzI5ZjQ1Y2E5OWVjMjZkYzY1ZGM2MWQ4YWFjMzcyNDY5MGI4NjQxNDBiMTlmZTc5NjY2ZTQ5MGM) [![Follow OpenAPI Generator Twitter account to get the latest update](https://img.shields.io/twitter/follow/oas_generator.svg?style=social&label=Follow)](https://twitter.com/oas_generator)
+[![Stable releases in Maven Central](https://img.shields.io/maven-metadata/v/https/repo1.maven.org/maven2/org/openapitools/openapi-generator/maven-metadata.xml.svg)](http://search.maven.org/#search%7Cgav%7C1%7Cg%3A%22org.openapitools%22%20AND%20a%3A%22openapi-generator%22) [![Apache 2.0 License](https://img.shields.io/badge/License-Apache%202.0-orange)](./LICENSE) [![Open Collective backers](https://img.shields.io/opencollective/backers/openapi_generator?color=orange&label=OpenCollective%20Backers)](https://opencollective.com/openapi_generator) [![Join the Slack chat room](https://img.shields.io/badge/Slack-Join%20the%20chat%20room-orange)](https://join.slack.com/t/openapi-generator/shared_invite/enQtNzAyNDMyOTU0OTE1LTY5ZDBiNDI5NzI5ZjQ1Y2E5OWVjMjZkYzY1ZGM2MWQ4YWFjMzcyNDY5MGI4NjQxNDBiMTlmZTc5NjY2ZTQ5MGM) [![Follow OpenAPI Generator Twitter account to get the latest update](https://img.shields.io/twitter/follow/oas_generator.svg?style=social&label=Follow)](https://twitter.com/oas_generator)
 
 </div>
 
diff --git a/modules/openapi-generator/src/main/resources/typescript/http/http.mustache b/modules/openapi-generator/src/main/resources/typescript/http/http.mustache
index 2f71d86109f..c3a83a84d6e 100644
--- a/modules/openapi-generator/src/main/resources/typescript/http/http.mustache
+++ b/modules/openapi-generator/src/main/resources/typescript/http/http.mustache
@@ -7,9 +7,7 @@ import { URLSearchParams } from 'url';
 {{/platforms}}
 {{#platforms}}
 {{^deno}}
-// typings of url-parse are incorrect...
-// @ts-ignore
-import * as URLParse from "url-parse";
+import URLParse from "url-parse";
 {{/deno}}
 {{/platforms}}
 import { Observable, from } from {{#useRxJS}}'rxjs'{{/useRxJS}}{{^useRxJS}}'../rxjsStub{{extensionForDeno}}'{{/useRxJS}};
diff --git a/modules/openapi-generator/src/main/resources/typescript/package.mustache b/modules/openapi-generator/src/main/resources/typescript/package.mustache
index 807989026b1..e775b345eee 100644
--- a/modules/openapi-generator/src/main/resources/typescript/package.mustache
+++ b/modules/openapi-generator/src/main/resources/typescript/package.mustache
@@ -51,7 +51,8 @@
     "url-parse": "^1.4.3"
   },
   "devDependencies": {
-    "typescript": "^3.9.3"
+    "typescript": "^3.9.3",
+    "@types/url-parse": "1.4.4"
   }{{#npmRepository}},{{/npmRepository}}
 {{#npmRepository}}
   "publishConfig":{
diff --git a/modules/openapi-generator/src/main/resources/typescript/tsconfig.mustache b/modules/openapi-generator/src/main/resources/typescript/tsconfig.mustache
index 011a217eb06..6e3bd9bb349 100644
--- a/modules/openapi-generator/src/main/resources/typescript/tsconfig.mustache
+++ b/modules/openapi-generator/src/main/resources/typescript/tsconfig.mustache
@@ -13,6 +13,9 @@
      "noImplicitReturns": true,             /* Report error when not all code paths in function return a value. */
      "noFallthroughCasesInSwitch": true,    /* Report errors for fallthrough cases in switch statement. */
 
+    /* To import url-parse */
+    "allowSyntheticDefaultImports": true,
+
     "removeComments": true,
     "sourceMap": true,
     "outDir": "./dist",
diff --git a/samples/openapi3/client/petstore/typescript/builds/composed-schemas/http/http.ts b/samples/openapi3/client/petstore/typescript/builds/composed-schemas/http/http.ts
index f19e206b19f..4a69a7f7f18 100644
--- a/samples/openapi3/client/petstore/typescript/builds/composed-schemas/http/http.ts
+++ b/samples/openapi3/client/petstore/typescript/builds/composed-schemas/http/http.ts
@@ -1,6 +1,4 @@
-// typings of url-parse are incorrect...
-// @ts-ignore
-import * as URLParse from "url-parse";
+import URLParse from "url-parse";
 import { Observable, from } from '../rxjsStub';
 
 export * from './isomorphic-fetch';
diff --git a/samples/openapi3/client/petstore/typescript/builds/composed-schemas/package.json b/samples/openapi3/client/petstore/typescript/builds/composed-schemas/package.json
index 1605e85eb13..78d313bd12e 100644
--- a/samples/openapi3/client/petstore/typescript/builds/composed-schemas/package.json
+++ b/samples/openapi3/client/petstore/typescript/builds/composed-schemas/package.json
@@ -22,6 +22,7 @@
     "url-parse": "^1.4.3"
   },
   "devDependencies": {
-    "typescript": "^3.9.3"
+    "typescript": "^3.9.3",
+    "@types/url-parse": "1.4.4"
   }
 }
diff --git a/samples/openapi3/client/petstore/typescript/builds/composed-schemas/tsconfig.json b/samples/openapi3/client/petstore/typescript/builds/composed-schemas/tsconfig.json
index 6576215ef87..68bff46d308 100644
--- a/samples/openapi3/client/petstore/typescript/builds/composed-schemas/tsconfig.json
+++ b/samples/openapi3/client/petstore/typescript/builds/composed-schemas/tsconfig.json
@@ -13,6 +13,9 @@
      "noImplicitReturns": true,             /* Report error when not all code paths in function return a value. */
      "noFallthroughCasesInSwitch": true,    /* Report errors for fallthrough cases in switch statement. */
 
+    /* To import url-parse */
+    "allowSyntheticDefaultImports": true,
+
     "removeComments": true,
     "sourceMap": true,
     "outDir": "./dist",
diff --git a/samples/openapi3/client/petstore/typescript/builds/default/http/http.ts b/samples/openapi3/client/petstore/typescript/builds/default/http/http.ts
index a623aef1278..a380003eb6d 100644
--- a/samples/openapi3/client/petstore/typescript/builds/default/http/http.ts
+++ b/samples/openapi3/client/petstore/typescript/builds/default/http/http.ts
@@ -1,9 +1,7 @@
 // TODO: evaluate if we can easily get rid of this library
 import * as FormData from "form-data";
 import { URLSearchParams } from 'url';
-// typings of url-parse are incorrect...
-// @ts-ignore
-import * as URLParse from "url-parse";
+import URLParse from "url-parse";
 import { Observable, from } from '../rxjsStub';
 
 export * from './isomorphic-fetch';
diff --git a/samples/openapi3/client/petstore/typescript/builds/default/package.json b/samples/openapi3/client/petstore/typescript/builds/default/package.json
index f2676763610..830fc2abb28 100644
--- a/samples/openapi3/client/petstore/typescript/builds/default/package.json
+++ b/samples/openapi3/client/petstore/typescript/builds/default/package.json
@@ -26,6 +26,7 @@
     "url-parse": "^1.4.3"
   },
   "devDependencies": {
-    "typescript": "^3.9.3"
+    "typescript": "^3.9.3",
+    "@types/url-parse": "1.4.4"
   }
 }
diff --git a/samples/openapi3/client/petstore/typescript/builds/default/tsconfig.json b/samples/openapi3/client/petstore/typescript/builds/default/tsconfig.json
index 3ada5c62a9f..1fd524c47e3 100644
--- a/samples/openapi3/client/petstore/typescript/builds/default/tsconfig.json
+++ b/samples/openapi3/client/petstore/typescript/builds/default/tsconfig.json
@@ -13,6 +13,9 @@
      "noImplicitReturns": true,             /* Report error when not all code paths in function return a value. */
      "noFallthroughCasesInSwitch": true,    /* Report errors for fallthrough cases in switch statement. */
 
+    /* To import url-parse */
+    "allowSyntheticDefaultImports": true,
+
     "removeComments": true,
     "sourceMap": true,
     "outDir": "./dist",
diff --git a/samples/openapi3/client/petstore/typescript/builds/inversify/http/http.ts b/samples/openapi3/client/petstore/typescript/builds/inversify/http/http.ts
index a623aef1278..a380003eb6d 100644
--- a/samples/openapi3/client/petstore/typescript/builds/inversify/http/http.ts
+++ b/samples/openapi3/client/petstore/typescript/builds/inversify/http/http.ts
@@ -1,9 +1,7 @@
 // TODO: evaluate if we can easily get rid of this library
 import * as FormData from "form-data";
 import { URLSearchParams } from 'url';
-// typings of url-parse are incorrect...
-// @ts-ignore
-import * as URLParse from "url-parse";
+import URLParse from "url-parse";
 import { Observable, from } from '../rxjsStub';
 
 export * from './isomorphic-fetch';
diff --git a/samples/openapi3/client/petstore/typescript/builds/inversify/package.json b/samples/openapi3/client/petstore/typescript/builds/inversify/package.json
index 71908ad48ca..4102c747f78 100644
--- a/samples/openapi3/client/petstore/typescript/builds/inversify/package.json
+++ b/samples/openapi3/client/petstore/typescript/builds/inversify/package.json
@@ -27,6 +27,7 @@
     "url-parse": "^1.4.3"
   },
   "devDependencies": {
-    "typescript": "^3.9.3"
+    "typescript": "^3.9.3",
+    "@types/url-parse": "1.4.4"
   }
 }
diff --git a/samples/openapi3/client/petstore/typescript/builds/inversify/tsconfig.json b/samples/openapi3/client/petstore/typescript/builds/inversify/tsconfig.json
index c09901ad10f..ec234242c2e 100644
--- a/samples/openapi3/client/petstore/typescript/builds/inversify/tsconfig.json
+++ b/samples/openapi3/client/petstore/typescript/builds/inversify/tsconfig.json
@@ -13,6 +13,9 @@
      "noImplicitReturns": true,             /* Report error when not all code paths in function return a value. */
      "noFallthroughCasesInSwitch": true,    /* Report errors for fallthrough cases in switch statement. */
 
+    /* To import url-parse */
+    "allowSyntheticDefaultImports": true,
+
     "removeComments": true,
     "sourceMap": true,
     "outDir": "./dist",
diff --git a/samples/openapi3/client/petstore/typescript/builds/jquery/http/http.ts b/samples/openapi3/client/petstore/typescript/builds/jquery/http/http.ts
index 4b9ef54beeb..d48c69e9781 100644
--- a/samples/openapi3/client/petstore/typescript/builds/jquery/http/http.ts
+++ b/samples/openapi3/client/petstore/typescript/builds/jquery/http/http.ts
@@ -1,6 +1,4 @@
-// typings of url-parse are incorrect...
-// @ts-ignore
-import * as URLParse from "url-parse";
+import URLParse from "url-parse";
 import { Observable, from } from '../rxjsStub';
 
 export * from './jquery';
diff --git a/samples/openapi3/client/petstore/typescript/builds/jquery/package.json b/samples/openapi3/client/petstore/typescript/builds/jquery/package.json
index 7c35bc6c6dd..aed6c6e9f95 100644
--- a/samples/openapi3/client/petstore/typescript/builds/jquery/package.json
+++ b/samples/openapi3/client/petstore/typescript/builds/jquery/package.json
@@ -23,6 +23,7 @@
     "url-parse": "^1.4.3"
   },
   "devDependencies": {
-    "typescript": "^3.9.3"
+    "typescript": "^3.9.3",
+    "@types/url-parse": "1.4.4"
   }
 }
diff --git a/samples/openapi3/client/petstore/typescript/builds/jquery/tsconfig.json b/samples/openapi3/client/petstore/typescript/builds/jquery/tsconfig.json
index 6576215ef87..68bff46d308 100644
--- a/samples/openapi3/client/petstore/typescript/builds/jquery/tsconfig.json
+++ b/samples/openapi3/client/petstore/typescript/builds/jquery/tsconfig.json
@@ -13,6 +13,9 @@
      "noImplicitReturns": true,             /* Report error when not all code paths in function return a value. */
      "noFallthroughCasesInSwitch": true,    /* Report errors for fallthrough cases in switch statement. */
 
+    /* To import url-parse */
+    "allowSyntheticDefaultImports": true,
+
     "removeComments": true,
     "sourceMap": true,
     "outDir": "./dist",
diff --git a/samples/openapi3/client/petstore/typescript/builds/object_params/http/http.ts b/samples/openapi3/client/petstore/typescript/builds/object_params/http/http.ts
index a623aef1278..a380003eb6d 100644
--- a/samples/openapi3/client/petstore/typescript/builds/object_params/http/http.ts
+++ b/samples/openapi3/client/petstore/typescript/builds/object_params/http/http.ts
@@ -1,9 +1,7 @@
 // TODO: evaluate if we can easily get rid of this library
 import * as FormData from "form-data";
 import { URLSearchParams } from 'url';
-// typings of url-parse are incorrect...
-// @ts-ignore
-import * as URLParse from "url-parse";
+import URLParse from "url-parse";
 import { Observable, from } from '../rxjsStub';
 
 export * from './isomorphic-fetch';
diff --git a/samples/openapi3/client/petstore/typescript/builds/object_params/package.json b/samples/openapi3/client/petstore/typescript/builds/object_params/package.json
index f2676763610..830fc2abb28 100644
--- a/samples/openapi3/client/petstore/typescript/builds/object_params/package.json
+++ b/samples/openapi3/client/petstore/typescript/builds/object_params/package.json
@@ -26,6 +26,7 @@
     "url-parse": "^1.4.3"
   },
   "devDependencies": {
-    "typescript": "^3.9.3"
+    "typescript": "^3.9.3",
+    "@types/url-parse": "1.4.4"
   }
 }
diff --git a/samples/openapi3/client/petstore/typescript/builds/object_params/tsconfig.json b/samples/openapi3/client/petstore/typescript/builds/object_params/tsconfig.json
index 3ada5c62a9f..1fd524c47e3 100644
--- a/samples/openapi3/client/petstore/typescript/builds/object_params/tsconfig.json
+++ b/samples/openapi3/client/petstore/typescript/builds/object_params/tsconfig.json
@@ -13,6 +13,9 @@
      "noImplicitReturns": true,             /* Report error when not all code paths in function return a value. */
      "noFallthroughCasesInSwitch": true,    /* Report errors for fallthrough cases in switch statement. */
 
+    /* To import url-parse */
+    "allowSyntheticDefaultImports": true,
+
     "removeComments": true,
     "sourceMap": true,
     "outDir": "./dist",