diff --git a/lib/generators/render_sync/templates/sync.yml b/lib/generators/render_sync/templates/sync.yml
index 133c896..6440923 100644
--- a/lib/generators/render_sync/templates/sync.yml
+++ b/lib/generators/render_sync/templates/sync.yml
@@ -8,7 +8,7 @@ development:
 
 # Pusher
 # development:
-#   adapter_javascript_url: "http://js.pusher.com/2.0/pusher.min.js"
+#   adapter_javascript_url: "https://js.pusher.com/3.1/pusher.min.js"
 #   app_id: "YOUR_PUSHER_APP_ID"
 #   api_key: "YOUR_PUSHER_API_KEY"
 #   auth_token: "YOUR_PUSHER_SECRET"