diff --git a/config.sample.json b/config.sample.json
index 1a26289f88..6d9ebe034d 100644
--- a/config.sample.json
+++ b/config.sample.json
@@ -15,6 +15,13 @@
     "brand": "Riot",
     "integrations_ui_url": "https://scalar.vector.im/",
     "integrations_rest_url": "https://scalar.vector.im/api",
+    "integrations_widgets_urls": [
+        "https://scalar.vector.im/_matrix/integrations/v1",
+        "https://scalar.vector.im/api",
+        "https://scalar-staging.vector.im/_matrix/integrations/v1",
+        "https://scalar-staging.vector.im/api",
+        "https://scalar-staging.riot.im/scalar/api"
+    ],
     "integrations_jitsi_widget_url": "https://scalar.vector.im/api/widgets/jitsi.html",
     "bug_report_endpoint_url": "https://riot.im/bugreports/submit",
     "defaultCountryCode": "GB",