diff --git a/src/lib/update.js b/src/lib/update.js
index 34abbf67..c4783b0e 100644
--- a/src/lib/update.js
+++ b/src/lib/update.js
@@ -8,12 +8,16 @@ function checkUpdates() {
 						
 						$("#update-header").html("Update to Powder v"+xhr);
 						var updater = gui.Window.open('app://powder/src/updater.html',{ width: 320, height: 133, icon: "icon.png", toolbar: false });
-						
+						if (isWin) updExt = ".exe";
+						else {
+							if (process.platform == "darwin") var updExt = ".dmg";
+							else if (process.platform == "linux") var updExt = ".tar.gz";
+						}
 						updater.on('close', function() {
-							fs.stat(gui.App.dataPath+pathBreak+'updater.exe', function(err,stat) {
+							fs.stat(gui.App.dataPath+pathBreak+'updater'+updExt, function(err,stat) {
 								if (err == null) {
 									if (localStorage.doUpdate == "1") win.close();
-									else fs.unlink(gui.App.dataPath+pathBreak+'updater.exe');
+									else fs.unlink(gui.App.dataPath+pathBreak+'updater'+updExt);
 								}
 							});
 							updater.close(true);
diff --git a/src/updater.html b/src/updater.html
index 9aa19b10..c0dcc421 100644
--- a/src/updater.html
+++ b/src/updater.html
@@ -54,7 +54,8 @@ <h2 id="update-header" style="font-size:15px">Downloaded Successfully</h2>
 	
 	var request = require('request'),
 		gui = require('nw.gui'),
-		fs = require('fs');
+		fs = require('fs'),
+		file_url;
 	
 	var https = require('https');
 	
@@ -84,6 +85,7 @@ <h2 id="update-header" style="font-size:15px">Downloaded Successfully</h2>
 					}
 				}
 			}
+			if (!file_url) win.close();
 		});
 	});