diff --git a/static/js/devices.js b/static/js/devices.js
index 9e45ba0..2fdde9d 100644
--- a/static/js/devices.js
+++ b/static/js/devices.js
@@ -99,7 +99,7 @@ function askreboot(device_id) {
 
 function downloadnotice(device_id) {
 	alert("Your file is being prepared. This might take a minute or two, the download will start automatically when the file is ready. You may close this page and click the download button again later to pick the file up – we will store it for you.");
-	checkDownload('/devices/' + device_id + '/download');
+	checkDownload('/devices/' + device_id + '/download/');
 };
 
 function showdevices() {