diff --git a/lib/types/endpoints.js b/lib/types/endpoints.js
--- a/lib/types/endpoints.js
+++ b/lib/types/endpoints.js
@@ -54,7 +54,12 @@
 });
 type SocketOnlyEndpoint = $Values<typeof socketOnlyEndpoints>;
 
-const socketPreferredEndpoints = Object.freeze({
+const socketPreferredEndpoints = Object.freeze({});
+type SocketPreferredEndpoint = $Values<typeof socketPreferredEndpoints>;
+
+const httpPreferredEndpoints = Object.freeze({
+  CREATE_REPORT: 'create_report',
+  CREATE_REPORTS: 'create_reports',
   CREATE_ENTRY: 'create_entry',
   CREATE_ERROR_REPORT: 'create_error_report',
   CREATE_MESSAGE_REPORT: 'create_message_report',
@@ -108,12 +113,6 @@
   GET_OLM_SESSION_INITIALIZATION_DATA: 'get_olm_session_initialization_data',
   VERSION: 'version',
 });
-type SocketPreferredEndpoint = $Values<typeof socketPreferredEndpoints>;
-
-const httpPreferredEndpoints = Object.freeze({
-  CREATE_REPORT: 'create_report',
-  CREATE_REPORTS: 'create_reports',
-});
 type HTTPPreferredEndpoint = $Values<typeof httpPreferredEndpoints>;
 
 const socketPreferredEndpointSet = new Set([