diff --git a/package-lock.json b/package-lock.json
index 4cff669..1f8ad5f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -16,6 +16,11 @@
 			"integrity": "sha512-UWkRY9X7RQHp5OhhRIIka58/gVVycL1zHZu0OTsT5LI86ABaMOSbUjAl+b0FeDhQcxclrkyft3kW5QWdMRs8wQ==",
 			"dev": true
 		},
+		"adm-zip": {
+			"version": "0.4.7",
+			"resolved": "https://registry.npmjs.org/adm-zip/-/adm-zip-0.4.7.tgz",
+			"integrity": "sha1-hgbCy/HEJs6MjsABdER/1Jtur8E="
+		},
 		"ajv": {
 			"version": "5.5.2",
 			"resolved": "https://registry.npmjs.org/ajv/-/ajv-5.5.2.tgz",
@@ -186,15 +191,6 @@
 			"integrity": "sha1-5tXqjF2tABMEpwsiY4RH9pyy+Ak=",
 			"dev": true
 		},
-		"binary": {
-			"version": "0.3.0",
-			"resolved": "https://registry.npmjs.org/binary/-/binary-0.3.0.tgz",
-			"integrity": "sha1-n2BVO8XOjDOG87VTz/R0Yq3sqnk=",
-			"requires": {
-				"buffers": "0.1.1",
-				"chainsaw": "0.1.0"
-			}
-		},
 		"block-stream": {
 			"version": "0.0.9",
 			"resolved": "https://registry.npmjs.org/block-stream/-/block-stream-0.0.9.tgz",
@@ -244,24 +240,11 @@
 			"integrity": "sha1-DTM+PwDqxQqhRUq9MO+MKl2ackI=",
 			"dev": true
 		},
-		"buffers": {
-			"version": "0.1.1",
-			"resolved": "https://registry.npmjs.org/buffers/-/buffers-0.1.1.tgz",
-			"integrity": "sha1-skV5w77U1tOWru5tmorn9Ugqt7s="
-		},
 		"caseless": {
 			"version": "0.12.0",
 			"resolved": "https://registry.npmjs.org/caseless/-/caseless-0.12.0.tgz",
 			"integrity": "sha1-G2gcIf+EAzyCZUMJBolCDRhxUdw="
 		},
-		"chainsaw": {
-			"version": "0.1.0",
-			"resolved": "https://registry.npmjs.org/chainsaw/-/chainsaw-0.1.0.tgz",
-			"integrity": "sha1-XqtQsor+WAdNDVgpE4iCi15fvJg=",
-			"requires": {
-				"traverse": "0.3.9"
-			}
-		},
 		"chalk": {
 			"version": "1.1.3",
 			"resolved": "https://registry.npmjs.org/chalk/-/chalk-1.1.3.tgz",
@@ -708,17 +691,6 @@
 			"resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
 			"integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8="
 		},
-		"fstream": {
-			"version": "0.1.31",
-			"resolved": "https://registry.npmjs.org/fstream/-/fstream-0.1.31.tgz",
-			"integrity": "sha1-czfwWPu7vvqMn1YaKMqwhJICyYg=",
-			"requires": {
-				"graceful-fs": "3.0.11",
-				"inherits": "2.0.3",
-				"mkdirp": "0.5.1",
-				"rimraf": "2.6.1"
-			}
-		},
 		"generate-function": {
 			"version": "2.0.0",
 			"resolved": "https://registry.npmjs.org/generate-function/-/generate-function-2.0.0.tgz",
@@ -851,14 +823,6 @@
 				"sparkles": "1.0.0"
 			}
 		},
-		"graceful-fs": {
-			"version": "3.0.11",
-			"resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-3.0.11.tgz",
-			"integrity": "sha1-dhPHeKGv6mLyXGMKCG1/Osu92Bg=",
-			"requires": {
-				"natives": "1.1.0"
-			}
-		},
 		"growl": {
 			"version": "1.10.3",
 			"resolved": "https://registry.npmjs.org/growl/-/growl-1.10.3.tgz",
@@ -1521,7 +1485,8 @@
 		"isarray": {
 			"version": "0.0.1",
 			"resolved": "https://registry.npmjs.org/isarray/-/isarray-0.0.1.tgz",
-			"integrity": "sha1-ihis/Kmo9Bd+Cav8YDiTmwXR7t8="
+			"integrity": "sha1-ihis/Kmo9Bd+Cav8YDiTmwXR7t8=",
+			"dev": true
 		},
 		"isobject": {
 			"version": "2.1.0",
@@ -1791,15 +1756,6 @@
 			"integrity": "sha1-5WqpTEyAVaFkBKBnS3jyFffI4ZQ=",
 			"dev": true
 		},
-		"match-stream": {
-			"version": "0.0.2",
-			"resolved": "https://registry.npmjs.org/match-stream/-/match-stream-0.0.2.tgz",
-			"integrity": "sha1-mesFAJOzTf+t5CG5rAtBCpz6F88=",
-			"requires": {
-				"buffers": "0.1.1",
-				"readable-stream": "1.0.34"
-			}
-		},
 		"merge-stream": {
 			"version": "1.0.1",
 			"resolved": "https://registry.npmjs.org/merge-stream/-/merge-stream-1.0.1.tgz",
@@ -1976,11 +1932,6 @@
 				"duplexer2": "0.0.2"
 			}
 		},
-		"natives": {
-			"version": "1.1.0",
-			"resolved": "https://registry.npmjs.org/natives/-/natives-1.1.0.tgz",
-			"integrity": "sha1-6f+EFBimsux6SV6TmYT3jxY+bjE="
-		},
 		"ncp": {
 			"version": "2.0.0",
 			"resolved": "https://registry.npmjs.org/ncp/-/ncp-2.0.0.tgz",
@@ -2096,11 +2047,6 @@
 				}
 			}
 		},
-		"over": {
-			"version": "0.0.5",
-			"resolved": "https://registry.npmjs.org/over/-/over-0.0.5.tgz",
-			"integrity": "sha1-8phS5w/X4l82DgE6jsRMgq7bVwg="
-		},
 		"parse-glob": {
 			"version": "3.0.4",
 			"resolved": "https://registry.npmjs.org/parse-glob/-/parse-glob-3.0.4.tgz",
@@ -2201,17 +2147,6 @@
 			"integrity": "sha512-MtEC1TqN0EU5nephaJ4rAtThHtC86dNN9qCuEhtshvpVBkAW5ZO7BASN9REnF9eoXGcRub+pFuKEpOHE+HbEMw==",
 			"dev": true
 		},
-		"pullstream": {
-			"version": "0.4.1",
-			"resolved": "https://registry.npmjs.org/pullstream/-/pullstream-0.4.1.tgz",
-			"integrity": "sha1-1vs79a7Wl+gxFQ6xACwlo/iuExQ=",
-			"requires": {
-				"over": "0.0.5",
-				"readable-stream": "1.0.34",
-				"setimmediate": "1.0.5",
-				"slice-stream": "1.0.0"
-			}
-		},
 		"punycode": {
 			"version": "1.4.1",
 			"resolved": "https://registry.npmjs.org/punycode/-/punycode-1.4.1.tgz",
@@ -2282,6 +2217,7 @@
 			"version": "1.0.34",
 			"resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-1.0.34.tgz",
 			"integrity": "sha1-Elgg40vIQtLyqq+v5MKRbuMsFXw=",
+			"dev": true,
 			"requires": {
 				"core-util-is": "1.0.2",
 				"inherits": "2.0.3",
@@ -2366,9 +2302,9 @@
 			"dev": true
 		},
 		"rimraf": {
-			"version": "2.6.1",
-			"resolved": "https://registry.npmjs.org/rimraf/-/rimraf-2.6.1.tgz",
-			"integrity": "sha1-wjOOxkPfeht/5cVPqG9XQopV8z0=",
+			"version": "2.6.2",
+			"resolved": "https://registry.npmjs.org/rimraf/-/rimraf-2.6.2.tgz",
+			"integrity": "sha512-lreewLK/BlghmxtfH36YYVg1i8IAce4TI7oao75I1g245+6BctqTVQiBP3YUJ9C6DQOXJmkYR9X9fCLtCOJc5w==",
 			"requires": {
 				"glob": "7.1.2"
 			}
@@ -2392,19 +2328,6 @@
 			"integrity": "sha512-4SJ3dm0WAwWy/NVeioZh5AntkdJoWKxHxcmyP622fOkgHa4z3R0TdBJICINyaSDE6uNwVc8gZr+ZinwZAH4xIA==",
 			"dev": true
 		},
-		"setimmediate": {
-			"version": "1.0.5",
-			"resolved": "https://registry.npmjs.org/setimmediate/-/setimmediate-1.0.5.tgz",
-			"integrity": "sha1-KQy7Iy4waULX1+qbg3Mqt4VvgoU="
-		},
-		"slice-stream": {
-			"version": "1.0.0",
-			"resolved": "https://registry.npmjs.org/slice-stream/-/slice-stream-1.0.0.tgz",
-			"integrity": "sha1-WzO9ZvATsaf4ZGCwPUY97DmtPqA=",
-			"requires": {
-				"readable-stream": "1.0.34"
-			}
-		},
 		"sntp": {
 			"version": "2.1.0",
 			"resolved": "https://registry.npmjs.org/sntp/-/sntp-2.1.0.tgz",
@@ -2529,7 +2452,8 @@
 		"string_decoder": {
 			"version": "0.10.31",
 			"resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-0.10.31.tgz",
-			"integrity": "sha1-YuIDvEF2bGwoyfyEMB2rHFMQ+pQ="
+			"integrity": "sha1-YuIDvEF2bGwoyfyEMB2rHFMQ+pQ=",
+			"dev": true
 		},
 		"stringstream": {
 			"version": "0.0.5",
@@ -2593,7 +2517,7 @@
 						"graceful-fs": "4.1.11",
 						"inherits": "2.0.3",
 						"mkdirp": "0.5.1",
-						"rimraf": "2.6.1"
+						"rimraf": "2.6.2"
 					}
 				},
 				"graceful-fs": {
@@ -2701,11 +2625,6 @@
 				"punycode": "1.4.1"
 			}
 		},
-		"traverse": {
-			"version": "0.3.9",
-			"resolved": "https://registry.npmjs.org/traverse/-/traverse-0.3.9.tgz",
-			"integrity": "sha1-cXuPIgzAu3tE5AUUwisui7xw2Lk="
-		},
 		"tunnel-agent": {
 			"version": "0.6.0",
 			"resolved": "https://registry.npmjs.org/tunnel-agent/-/tunnel-agent-0.6.0.tgz",
@@ -2736,19 +2655,6 @@
 				"through2-filter": "2.0.0"
 			}
 		},
-		"unzip": {
-			"version": "0.1.11",
-			"resolved": "https://registry.npmjs.org/unzip/-/unzip-0.1.11.tgz",
-			"integrity": "sha1-iXScY7BY19kNYZ+GuYqhU107l/A=",
-			"requires": {
-				"binary": "0.3.0",
-				"fstream": "0.1.31",
-				"match-stream": "0.0.2",
-				"pullstream": "0.4.1",
-				"readable-stream": "1.0.34",
-				"setimmediate": "1.0.5"
-			}
-		},
 		"url-parse": {
 			"version": "1.2.0",
 			"resolved": "https://registry.npmjs.org/url-parse/-/url-parse-1.2.0.tgz",
diff --git a/package.json b/package.json
index 991c3ed..0e12477 100644
--- a/package.json
+++ b/package.json
@@ -589,14 +589,15 @@
 		"request": "^2.85.0",
 		"request-progress": "^3.0.0",
 		"jsonc-parser": "^1.0.3",
-		"unzip": "^0.1.11",
+		"adm-zip": "^0.4.7",
 		"async": "^2.6.0",
 		"ncp": "^2.0.0",
 		"rmdir": "^1.2.0",
 		"line-by-line": "^0.1.6",
 		"vscode-languageclient": "^4.1.3",
 		"mkdirp": "^0.5.1",
-		"opn": "^5.3.0"
+		"opn": "^5.3.0",
+		"rimraf": "^2.6.2"
 	},
 	"devDependencies": {
 		"typescript": "^2.8.1",
diff --git a/src/installer.ts b/src/installer.ts
index 3261e7c..a8534b2 100644
--- a/src/installer.ts
+++ b/src/installer.ts
@@ -5,7 +5,8 @@ import * as fs from "fs"
 import { req } from "./util"
 import { config } from "./extension"
 import { platform } from "os";
-var unzip = require("unzip");
+var rimraf = require("rimraf");
+var AdmZip = require("adm-zip");
 var progress = require("request-progress");
 var async = require("async");
 var rmdir = require("rmdir");
@@ -95,15 +96,14 @@ export function downloadDub(env: any, done: Function) {
 		}).pipe(fs.createWriteStream(outputPath)).on("finish", () => {
 			installationLog.appendLine("Extracting dub");
 			if (ext == ".zip") {
-				fs.createReadStream(outputPath).pipe(unzip.Extract({ path: outputFolder })).on("finish", () => {
-					config().update("dubPath", finalDestination, true);
-					installationLog.appendLine("Deleting " + outputPath);
-					fs.unlink(outputPath, (err) => {
-						if (err)
-							installationLog.appendLine("Failed to delete " + outputPath);
-					});
-					done(true);
+				new AdmZip(outputPath).extractAllTo(outputFolder);
+				config().update("dubPath", finalDestination, true);
+				installationLog.appendLine("Deleting " + outputPath);
+				fs.unlink(outputPath, (err) => {
+					if (err)
+						installationLog.appendLine("Failed to delete " + outputPath);
 				});
+				done(true);
 			}
 			else if (ext == ".tar.gz") {
 				installationLog.appendLine("> tar -zxvf dub" + ext);
@@ -157,7 +157,7 @@ export function installServeD(env: any, done: Function) {
 		if (!exists)
 			fs.mkdirSync(outputFolder);
 		if (fs.existsSync(finalDestination))
-			fs.unlinkSync(finalDestination);
+			rimraf.sync(finalDestination);
 		async.each(urls, function (url: string, cb: Function) {
 			output.appendLine("Downloading from " + url + " into " + outputFolder);
 			var fileName = path.basename(url, ext);
@@ -168,19 +168,18 @@ export function installServeD(env: any, done: Function) {
 				output.appendLine("Extracting " + fileName);
 				if (ext == ".zip") {
 					try {
-						fs.createReadStream(outputPath).pipe(unzip.Extract({ path: outputFolder })).on("finish", () => {
-							try {
-								output.appendLine("Deleting " + outputPath);
-								fs.unlink(outputPath, (err) => {
-									if (err)
-										output.appendLine("Failed to delete " + outputPath);
-								});
-							}
-							catch (e) {
-								vscode.window.showErrorMessage("Failed to delete temporary file: " + outputPath);
-							}
-							cb();
-						});
+						new AdmZip(outputPath).extractAllTo(outputFolder);
+						try {
+							output.appendLine("Deleting " + outputPath);
+							fs.unlink(outputPath, (err) => {
+								if (err)
+									output.appendLine("Failed to delete " + outputPath);
+							});
+						}
+						catch (e) {
+							vscode.window.showErrorMessage("Failed to delete temporary file: " + outputPath);
+						}
+						cb();
 					}
 					catch (e) {
 						return cb(e);