diff --git a/package.json b/package.json
index 2401c950..d0e57ef8 100644
--- a/package.json
+++ b/package.json
@@ -39,6 +39,7 @@
     "lint-staged": "^4.2.3",
     "markdownlint-cli": "^0.3.1",
     "npm-run-all": "^4.1.1",
+    "prepend-file-cli": "^1.0.6",
     "semver": "^5.4.1",
     "standard-version": "^4.2.0",
     "yargs": "^9.0.1"
@@ -51,8 +52,7 @@
     "babel-register": "^6.26.0",
     "codecov": "^2.3.0",
     "mocha": "^4.0.1",
-    "nyc": "^11.2.1",
-    "prepend-file-cli": "^1.0.6"
+    "nyc": "^11.2.1"
   },
   "scripts": {
     "build": "babel src/ -d lib/",
diff --git a/src/init.js b/src/init.js
index 32dd6b82..94e973f4 100644
--- a/src/init.js
+++ b/src/init.js
@@ -28,6 +28,7 @@ class Init {
   async updatePackageFile() {
     const packageInfo = JSON.parse(await this.readFile('package.json'))
 
+    // update 'scripts'
     const { scripts } = packageInfo
     Object.assign(scripts, {
       'test:watch': `${scripts.test} --watch`,
@@ -39,7 +40,14 @@ class Init {
         scripts[key] = originalPackage.scripts[key]
       })
 
-    Object.assign(packageInfo['lint-staged'], originalPackage['lint-staged'])
+    // update other keys
+    const keys = ['lint-staged', 'standard-version']
+    keys.forEach((key) => {
+      if (!(key in packageInfo)) {
+        packageInfo[key] = {}
+      }
+      Object.assign(packageInfo[key], originalPackage[key])
+    })
 
     await this.writeFile('package.json', JSON.stringify(packageInfo, null, 2))
   }
diff --git a/test/init.test.js b/test/init.test.js
index 377d501b..027ab53b 100644
--- a/test/init.test.js
+++ b/test/init.test.js
@@ -58,6 +58,12 @@ suite('init', () => {
       '*.md': 'markdownlint',
       '*.css': 'xyz',
     })
+
+    assert.deepStrictEqual(pkg['standard-version'], {
+      scripts: {
+        postchangelog: 'prepend CHANGELOG.md "<!-- markdownlint-disable -->\n"',
+      },
+    })
   })
 
   test('copy .editorconfig', async () => {