diff --git a/src/io/bleSession.js b/src/io/bleSession.js
index dfe74fa6f..2ee9d2574 100644
--- a/src/io/bleSession.js
+++ b/src/io/bleSession.js
@@ -1,6 +1,6 @@
 const JSONRPCWebSocket = require('../util/jsonrpc-web-socket');
 const log = require('../util/log');
-const ScratchLinkWebSocket = 'ws://localhost:20110/scratch/ble';
+const ScratchLinkWebSocket = 'wss://device-manager.scratch.mit.edu:20110/scratch/ble';
 
 class BLESession extends JSONRPCWebSocket {
 
diff --git a/src/io/btSession.js b/src/io/btSession.js
index b6029a10c..de6404f88 100644
--- a/src/io/btSession.js
+++ b/src/io/btSession.js
@@ -1,6 +1,6 @@
 const JSONRPCWebSocket = require('../util/jsonrpc-web-socket');
 const log = require('../util/log');
-const ScratchLinkWebSocket = 'ws://localhost:20110/scratch/bt';
+const ScratchLinkWebSocket = 'wss://device-manager.scratch.mit.edu:20110/scratch/bt';
 
 class BTSession extends JSONRPCWebSocket {