diff --git a/CHANGELOG.md b/CHANGELOG.md
index d122a6e..6b78125 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,13 @@
+<a name="0.4.6"></a>
+## [0.4.6](https://github.com/NativeScript/nativescript-dev-typescript/compare/0.4.5...0.4.6) (2017-06-09)
+
+
+### Features
+
+* skip adding paths to tsconfig on postinstall ([33845fa](https://github.com/NativeScript/nativescript-dev-typescript/commit/33845fa))
+
+
+
 <a name="0.4.5"></a>
 ## [0.4.5](https://github.com/NativeScript/nativescript-dev-typescript/compare/0.4.4...0.4.5) (2017-05-17)
 
diff --git a/package.json b/package.json
index a2e83bd..d65f745 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "nativescript-dev-typescript",
-  "version": "0.4.5",
+  "version": "0.4.6",
   "description": "TypeScript support for NativeScript projects. Install using `tns install typescript`.",
   "scripts": {
     "test": "exit 0",
diff --git a/postinstall.js b/postinstall.js
index 4bee859..0d25f63 100644
--- a/postinstall.js
+++ b/postinstall.js
@@ -1,17 +1,20 @@
-var hook = require("nativescript-hook")(__dirname);
+const hook = require("nativescript-hook")(__dirname);
 hook.postinstall();
 
-var fs = require("fs");
-var path = require("path");
-var upgrader = require("./tsconfig-upgrader");
+const fs = require("fs");
+const path = require("path");
+const upgrader = require("./tsconfig-upgrader");
 
-var projectDir = hook.findProjectDir();
+const ENV_VARS = process.env;
+const KEEP_TS_CONFIG = true;
+
+const projectDir = hook.findProjectDir();
 if (projectDir) {
     const tsconfigPath = path.join(projectDir, "tsconfig.json");
-    if (fs.existsSync(tsconfigPath)) {
-        upgrader.migrateTsConfig(tsconfigPath, projectDir);
-    } else {
+    if (!fs.existsSync(tsconfigPath)) {
         createTsconfig(tsconfigPath);
+    } else if (!KEEP_TS_CONFIG) {
+        upgrader.migrateTsConfig(tsconfigPath, projectDir);
     }
 
     const hasModules30 = upgrader.hasModules30(projectDir);
@@ -23,7 +26,7 @@ if (projectDir) {
 }
 
 function createReferenceFile() {
-    var referenceFilePath = path.join(projectDir, "references.d.ts"),
+    const referenceFilePath = path.join(projectDir, "references.d.ts"),
         content = "/// <reference path=\"./node_modules/tns-core-modules/tns-core-modules.d.ts\" /> Needed for autocompletion and compilation.";
 
     if (!fs.existsSync(referenceFilePath)) {
@@ -32,7 +35,7 @@ function createReferenceFile() {
 }
 
 function createTsconfig(tsconfigPath) {
-    var tsconfig = {};
+    const tsconfig = {};
 
     tsconfig.compilerOptions = {
         module: "commonjs",
@@ -51,9 +54,9 @@ function createTsconfig(tsconfigPath) {
 
 function getProjectTypeScriptVersion() {
     try {
-        var packageJsonPath = path.join(projectDir, "package.json"),
-            packageJsonContent = fs.readFileSync(packageJsonPath, "utf8"),
-            jsonContent = JSON.parse(packageJsonContent);
+        const packageJsonPath = path.join(projectDir, "package.json");
+        const packageJsonContent = fs.readFileSync(packageJsonPath, "utf8");
+        const jsonContent = JSON.parse(packageJsonContent);
 
         return (jsonContent.dependencies && jsonContent.dependencies.typescript) ||
             (jsonContent.devDependencies && jsonContent.devDependencies.typescript);