diff --git a/src/@types/package.json.d.ts b/src/@types/package.json.d.ts
new file mode 100644
index 0000000000..7cf07c1abc
--- /dev/null
+++ b/src/@types/package.json.d.ts
@@ -0,0 +1,3 @@
+declare module '*/package.json' {
+	const version: string;
+}
diff --git a/src/config/load.ts b/src/config/load.ts
index 4e9a72edd7..ba8b4af3ce 100644
--- a/src/config/load.ts
+++ b/src/config/load.ts
@@ -7,7 +7,7 @@ import { URL } from 'url';
 import * as yaml from 'js-yaml';
 import { Source, Mixin } from './types';
 import isUrl = require('is-url');
-const pkg = require('../../package.json');
+import * as pkg from '../../package.json';
 
 /**
  * Path of configuration directory
diff --git a/src/index.ts b/src/index.ts
index b61283b4e9..13510c9b49 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -23,6 +23,7 @@ import notesStats from './daemons/notes-stats';
 import loadConfig from './config/load';
 import { Config } from './config/types';
 import { lessThan } from './prelude/array';
+import * as pkg from '../package.json';
 
 const clusterLog = debug('misskey:cluster');
 const ev = new Xev();
@@ -31,8 +32,6 @@ if (process.env.NODE_ENV != 'production' && process.env.DEBUG == null) {
 	debug.enable('misskey');
 }
 
-const pkg = require('../package.json');
-
 //#region Command line argument definitions
 program
 	.version(pkg.version)
diff --git a/src/server/api/endpoints/meta.ts b/src/server/api/endpoints/meta.ts
index 3b2a49dbb0..6aed1b2298 100644
--- a/src/server/api/endpoints/meta.ts
+++ b/src/server/api/endpoints/meta.ts
@@ -4,8 +4,8 @@ import config from '../../../config';
 import Emoji from '../../../models/emoji';
 import define from '../define';
 import fetchMeta from '../../../misc/fetch-meta';
+import * as pkg from '../../../../package.json';
 
-const pkg = require('../../../../package.json');
 const client = require('../../../../built/client/meta.json');
 
 export const meta = {
diff --git a/src/server/web/index.ts b/src/server/web/index.ts
index 69f3b8859f..afb05923cd 100644
--- a/src/server/web/index.ts
+++ b/src/server/web/index.ts
@@ -20,7 +20,7 @@ import Note, { pack as packNote } from '../../models/note';
 import getNoteSummary from '../../misc/get-note-summary';
 import fetchMeta from '../../misc/fetch-meta';
 import Emoji from '../../models/emoji';
-const pkg = require('../../../package.json');
+import * as pkg from '../../../package.json';
 
 const client = `${__dirname}/../../client/`;
 
diff --git a/tsconfig.json b/tsconfig.json
index ff4eaf917a..0cfd63c691 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -15,7 +15,8 @@
     "noLib": false,
     "strict": true,
     "strictNullChecks": false,
-    "experimentalDecorators": true
+    "experimentalDecorators": true,
+    "resolveJsonModule": true
   },
   "compileOnSave": false,
   "include": [