diff --git a/src/utils/permalinks/RoomPermalinkCreator.js b/src/utils/permalinks/RoomPermalinkCreator.js
index 88bcd5768a..7df204a17b 100644
--- a/src/utils/permalinks/RoomPermalinkCreator.js
+++ b/src/utils/permalinks/RoomPermalinkCreator.js
@@ -280,6 +280,9 @@ export function makeGroupPermalink(groupId) {
 }
 
 export function isPermalinkHost(host: string): boolean {
+    // Always check if the permalink is a spec permalink (callers are likely to call
+    // parsePermalink after this function).
+    if (new SpecPermalinkConstructor().isPermalinkHost(host)) return true;
     return getPermalinkConstructor().isPermalinkHost(host);
 }