diff --git a/package.json b/package.json
index 19e1e149..44c458b2 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "openapi-typescript-codegen",
-    "version": "0.0.6",
+    "version": "0.1.0",
     "description": "NodeJS library that generates Typescript or Javascript clients based on the OpenAPI specification.",
     "author": "Ferdi Koomen",
     "homepage": "https://github.com/ferdikoomen/openapi-typescript-codegen",
diff --git a/src/utils/writeClient.spec.ts b/src/utils/writeClient.spec.ts
index b616b1bc..cf1ac3cf 100644
--- a/src/utils/writeClient.spec.ts
+++ b/src/utils/writeClient.spec.ts
@@ -4,8 +4,6 @@ import * as mkdirp from 'mkdirp';
 import * as rimraf from 'rimraf';
 import { Client } from '../client/interfaces/Client';
 import { HttpClient, Language } from '../index';
-import { Model } from '../client/interfaces/Model';
-import { Service } from '../client/interfaces/Service';
 import { Templates } from './readHandlebarsTemplates';
 import { writeClient } from './writeClient';
 
@@ -24,8 +22,8 @@ describe('writeClient', () => {
         const client: Client = {
             server: 'http://localhost:8080',
             version: 'v1',
-            models: new Map<string, Model>(),
-            services: new Map<string, Service>(),
+            models: [],
+            services: [],
         };
 
         const templates: Templates = {
diff --git a/yarn.lock b/yarn.lock
index 152d0abb..b4e37715 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1328,13 +1328,13 @@ browser-resolve@^1.11.3:
     resolve "1.1.7"
 
 browserslist@^4.6.0, browserslist@^4.8.0:
-  version "4.8.0"
-  resolved "https://registry.yarnpkg.com/browserslist/-/browserslist-4.8.0.tgz#6f06b0f974a7cc3a84babc2ccc56493668e3c789"
-  integrity sha512-HYnxc/oLRWvJ3TsGegR0SRL/UDnknGq2s/a8dYYEO+kOQ9m9apKoS5oiathLKZdh/e9uE+/J3j92qPlGD/vTqA==
+  version "4.8.2"
+  resolved "https://registry.yarnpkg.com/browserslist/-/browserslist-4.8.2.tgz#b45720ad5fbc8713b7253c20766f701c9a694289"
+  integrity sha512-+M4oeaTplPm/f1pXDw84YohEv7B1i/2Aisei8s4s6k3QsoSHa7i5sz8u/cGQkkatCPxMASKxPualR4wwYgVboA==
   dependencies:
-    caniuse-lite "^1.0.30001012"
-    electron-to-chromium "^1.3.317"
-    node-releases "^1.1.41"
+    caniuse-lite "^1.0.30001015"
+    electron-to-chromium "^1.3.322"
+    node-releases "^1.1.42"
 
 bser@^2.0.0:
   version "2.1.1"
@@ -1373,10 +1373,10 @@ camelcase@5.3.1, camelcase@^5.0.0, camelcase@^5.3.1:
   resolved "https://registry.yarnpkg.com/camelcase/-/camelcase-5.3.1.tgz#e3c9b31569e106811df242f715725a1f4c494320"
   integrity sha512-L28STB170nwWS63UjtlEOE3dldQApaJXZkOI1uMFfzf3rRuPegHaHesyee+YxQ+W6SvRDQV6UrdOdRiR153wJg==
 
-caniuse-lite@^1.0.30001012:
-  version "1.0.30001013"
-  resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30001013.tgz#da2440d4d266a17d40eb79bd19c0c8cc1d029c72"
-  integrity sha512-hOAXaWKuq/UVFgYawxIOdPdyMQdYcwOCDOjnZcKn7wCgFUrhP7smuNZjGLuJlPSgE6aRA4cRJ+bGSrhtEt7ZAg==
+caniuse-lite@^1.0.30001015:
+  version "1.0.30001015"
+  resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30001015.tgz#15a7ddf66aba786a71d99626bc8f2b91c6f0f5f0"
+  integrity sha512-/xL2AbW/XWHNu1gnIrO8UitBGoFthcsDgU9VLK1/dpsoxbaD5LscHozKze05R6WLsBvLhqv78dAPozMFQBYLbQ==
 
 capture-exit@^2.0.0:
   version "2.0.0"
@@ -1708,7 +1708,7 @@ ecc-jsbn@~0.1.1:
     jsbn "~0.1.0"
     safer-buffer "^2.1.0"
 
-electron-to-chromium@^1.3.317:
+electron-to-chromium@^1.3.322:
   version "1.3.322"
   resolved "https://registry.yarnpkg.com/electron-to-chromium/-/electron-to-chromium-1.3.322.tgz#a6f7e1c79025c2b05838e8e344f6e89eb83213a8"
   integrity sha512-Tc8JQEfGQ1MzfSzI/bTlSr7btJv/FFO7Yh6tanqVmIWOuNCu6/D1MilIEgLtmWqIrsv+o4IjpLAhgMBr/ncNAA==
@@ -1738,9 +1738,9 @@ error-ex@^1.3.1:
     is-arrayish "^0.2.1"
 
 es-abstract@^1.5.1:
-  version "1.16.2"
-  resolved "https://registry.yarnpkg.com/es-abstract/-/es-abstract-1.16.2.tgz#4e874331645e9925edef141e74fc4bd144669d34"
-  integrity sha512-jYo/J8XU2emLXl3OLwfwtuFfuF2w6DYPs+xy9ZfVyPkDcrauu6LYrw/q2TyCtrbc/KUdCiC5e9UajRhgNkVopA==
+  version "1.16.3"
+  resolved "https://registry.yarnpkg.com/es-abstract/-/es-abstract-1.16.3.tgz#52490d978f96ff9f89ec15b5cf244304a5bca161"
+  integrity sha512-WtY7Fx5LiOnSYgF5eg/1T+GONaGmpvpPdCpSnYij+U2gDTL0UPfWrhDw7b2IYb+9NQJsYpCA0wOQvZfsd6YwRw==
   dependencies:
     es-to-primitive "^1.2.1"
     function-bind "^1.1.1"
@@ -3421,10 +3421,10 @@ node-pre-gyp@^0.12.0:
     semver "^5.3.0"
     tar "^4"
 
-node-releases@^1.1.41:
-  version "1.1.41"
-  resolved "https://registry.yarnpkg.com/node-releases/-/node-releases-1.1.41.tgz#57674a82a37f812d18e3b26118aefaf53a00afed"
-  integrity sha512-+IctMa7wIs8Cfsa8iYzeaLTFwv5Y4r5jZud+4AnfymzeEXKBCavFX0KBgzVaPVqf0ywa6PrO8/b+bPqdwjGBSg==
+node-releases@^1.1.42:
+  version "1.1.42"
+  resolved "https://registry.yarnpkg.com/node-releases/-/node-releases-1.1.42.tgz#a999f6a62f8746981f6da90627a8d2fc090bbad7"
+  integrity sha512-OQ/ESmUqGawI2PRX+XIRao44qWYBBfN54ImQYdWVTQqUckuejOg76ysSqDBK8NG3zwySRVnX36JwDQ6x+9GxzA==
   dependencies:
     semver "^6.3.0"