diff --git a/lib/common/declarations.d.ts b/lib/common/declarations.d.ts
index 8aedd1092c..9ed22e4641 100644
--- a/lib/common/declarations.d.ts
+++ b/lib/common/declarations.d.ts
@@ -2011,3 +2011,13 @@ interface ILockFile {
 	 */
 	check(lockFilePath?: string, lockFileOpts?: ILockFileOptions): boolean;
 }
+
+declare module "stringify-package" {
+	function stringifyPackage(data: any, indent: any, newline: string): string
+	export = stringifyPackage
+}
+
+declare module "detect-newline" {
+	function detectNewline(data: string): string | null;
+	export = detectNewline
+}
\ No newline at end of file
diff --git a/lib/common/file-system.ts b/lib/common/file-system.ts
index 2d01ce4694..802bfcfce9 100644
--- a/lib/common/file-system.ts
+++ b/lib/common/file-system.ts
@@ -5,6 +5,10 @@ import * as injector from "./yok";
 import * as crypto from "crypto";
 import * as shelljs from "shelljs";
 import { parseJson } from "./helpers";
+import { PACKAGE_JSON_FILE_NAME } from "../constants";
+import { EOL } from "os";
+import stringifyPackage = require("stringify-package");
+import detectNewline = require("detect-newline");
 
 // TODO: Add .d.ts for mkdirp module (or use it from @types repo).
 const mkdirp = require("mkdirp");
@@ -205,7 +209,19 @@ export class FileSystem implements IFileSystem {
 			space = this.getIndentationCharacter(filename);
 		}
 
-		return this.writeFile(filename, JSON.stringify(data, null, space), encoding);
+		let stringifiedData;
+		if (path.basename(filename) === PACKAGE_JSON_FILE_NAME) {
+			let newline = EOL;
+			if (fs.existsSync(filename)) {
+				const existingFile = this.readText(filename);
+				newline = detectNewline(existingFile);
+			}
+			stringifiedData = stringifyPackage(data, space, newline);
+		} else {
+			stringifiedData = JSON.stringify(data, null, space);
+		}
+
+		return this.writeFile(filename, stringifiedData, encoding);
 	}
 
 	public copyFile(sourceFileName: string, destinationFileName: string): void {
diff --git a/npm-shrinkwrap.json b/npm-shrinkwrap.json
index 20a261d279..8686d5b0d2 100644
--- a/npm-shrinkwrap.json
+++ b/npm-shrinkwrap.json
@@ -1580,8 +1580,7 @@
     "detect-newline": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/detect-newline/-/detect-newline-2.1.0.tgz",
-      "integrity": "sha1-9B8cEL5LAOh7XxPaaAdZ8sW/0+I=",
-      "dev": true
+      "integrity": "sha1-9B8cEL5LAOh7XxPaaAdZ8sW/0+I="
     },
     "diff": {
       "version": "1.4.0",
@@ -4721,6 +4720,19 @@
             "supports-color": "^5.3.0"
           }
         },
+        "cli-table": {
+          "version": "0.3.1",
+          "resolved": "https://registry.npmjs.org/cli-table/-/cli-table-0.3.1.tgz",
+          "integrity": "sha1-9TsFJmqLGguTSz0IIebi3FkUriM=",
+          "requires": {
+            "colors": "1.0.3"
+          }
+        },
+        "colors": {
+          "version": "1.0.3",
+          "resolved": "https://registry.npmjs.org/colors/-/colors-1.0.3.tgz",
+          "integrity": "sha1-BDP0TYCWgP3rYO0mDxsMJi6CpAs="
+        },
         "supports-color": {
           "version": "5.5.0",
           "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz",
@@ -7236,6 +7248,11 @@
         "safe-buffer": "~5.1.0"
       }
     },
+    "stringify-package": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/stringify-package/-/stringify-package-1.0.0.tgz",
+      "integrity": "sha512-JIQqiWmLiEozOC0b0BtxZ/AOUtdUZHCBPgqIZ2kSJJqGwgb9neo44XdTHUC4HZSGqi03hOeB7W/E8rAlKnGe9g=="
+    },
     "stringstream": {
       "version": "0.0.6",
       "resolved": "https://registry.npmjs.org/stringstream/-/stringstream-0.0.6.tgz",
diff --git a/package.json b/package.json
index 9744212132..278a27cabf 100644
--- a/package.json
+++ b/package.json
@@ -37,6 +37,7 @@
     "cli-table": "https://github.com/telerik/cli-table/tarball/v0.3.1.2",
     "color": "3.0.0",
     "colors": "1.1.2",
+    "detect-newline": "2.1.0",
     "email-validator": "1.0.4",
     "esprima": "2.7.0",
     "gaze": "1.1.0",
@@ -73,6 +74,7 @@
     "shelljs": "0.7.6",
     "simple-plist": "0.2.1",
     "source-map": "0.5.6",
+    "stringify-package": "1.0.0",
     "tabtab": "https://github.com/Icenium/node-tabtab/tarball/master",
     "tar": "4.4.4",
     "temp": "0.8.3",