diff --git a/CHANGELOG.md b/CHANGELOG.md
index eec9207c..2e791c99 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -19,6 +19,7 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 - Add link to GitHub repository which contains the respective Dockerfile.
 - Optimized automated unit tests cloneObject, cmpVersions
 - Update notifications use now translation templates instead of normal strings.
+- Yarn can be used now as an installation tool
 
 ### Fixed
 - News article in fullscreen (iframe) is now shown in front of modules.
diff --git a/package.json b/package.json
index 9830360e..9da28d23 100644
--- a/package.json
+++ b/package.json
@@ -5,9 +5,9 @@
   "main": "js/electron.js",
   "scripts": {
     "start": "sh run-start.sh",
-    "install": "cd vendor && npm install",
-    "install-fonts": "cd fonts && npm install",
-    "postinstall": "sh installers/postinstall/postinstall.sh && npm run install-fonts",
+    "install": "cd vendor && yon install",
+    "install-fonts": "cd fonts && yon install",
+    "postinstall": "sh installers/postinstall/postinstall.sh && yon run install-fonts",
     "test": "NODE_ENV=test ./node_modules/mocha/bin/mocha tests --recursive",
     "test:unit": "NODE_ENV=test ./node_modules/mocha/bin/mocha tests/unit --recursive",
     "test:e2e": "NODE_ENV=test ./node_modules/mocha/bin/mocha tests/e2e --recursive",
@@ -52,7 +52,8 @@
     "spectron": "3.7.x",
     "stylelint": "^8.4.0",
     "stylelint-config-standard": "latest",
-    "time-grunt": "latest"
+    "time-grunt": "latest",
+    "yarn-or-npm": "^2.0.4"
   },
   "dependencies": {
     "body-parser": "^1.18.2",