diff --git a/src/scenarios/single-node-sender.ts b/src/scenarios/single-node-sender.ts
index 41d268a..46b9e4b 100644
--- a/src/scenarios/single-node-sender.ts
+++ b/src/scenarios/single-node-sender.ts
@@ -42,14 +42,14 @@ async function execute(context: ScenarioExecution): Promise<void> {
     capabilitiesEnvelope["result"],
     "sender capabilities result"
   )
-  const endpointCapabilities = context.requireJsonArray(
-    capabilities["endpoint_capabilities"],
-    "sender endpoint capabilities"
+  const endpointTypes = context.requireJsonArray(
+    capabilities["endpoint_types"],
+    "sender endpoint types"
   )
-  for (const expected of ["rtmp_ingest", "hls_origin", "player_edge"]) {
-    if (!endpointCapabilities.includes(expected)) {
+  for (const expected of ["tribes_origin", "tribes_edge", "external_origin", "external_edge"]) {
+    if (!endpointTypes.includes(expected)) {
       throw new Error(
-        `Sender capabilities are missing ${expected}: ${JSON.stringify(capabilities)}`
+        `Sender endpoint types are missing ${expected}: ${JSON.stringify(capabilities)}`
       )
     }
   }