diff --git a/scripts/fix-tslint.ts b/scripts/fix-tslint.ts
index 940257e945..a54f4c7386 100644
--- a/scripts/fix-tslint.ts
+++ b/scripts/fix-tslint.ts
@@ -2,16 +2,11 @@
 
 /// <reference types="node" />
 
-import assert = require("assert");
-import * as fs from 'fs';
-import * as path from 'path';
+import * as fs from "fs";
+import * as path from "path";
 import JSON = require("comment-json");
 
-function repeat(s: string, count: number) {
-	return Array(count + 1).join(s);
-}
-
-const home = path.join(__dirname, '..');
+const home = path.join(__dirname, "..", "types");
 
 for (const dirName of fs.readdirSync(home)) {
 	if (dirName.startsWith(".") || dirName === "node_modules" || dirName === "scripts") {
diff --git a/scripts/tsconfig.json b/scripts/tsconfig.json
index f0f0258c77..899f96af64 100644
--- a/scripts/tsconfig.json
+++ b/scripts/tsconfig.json
@@ -4,9 +4,13 @@
         "target": "es6",
         "noImplicitAny": true,
         "strictNullChecks": true,
-        "baseUrl": "../",
+        "noImplicitReturns": true,
+        "noImplicitThis": true,
+        "noUnusedLocals": true,
+        "noUnusedParameters": true,
+        "baseUrl": "../types",
         "typeRoots": [
-            "../"
+            "../types"
         ],
         "types": [],
         "forceConsistentCasingInFileNames": true