diff --git a/docs/matrix.md b/docs/matrix.md
index f37f1eb1..67cb5f5f 100644
--- a/docs/matrix.md
+++ b/docs/matrix.md
@@ -140,7 +140,7 @@ are explicitly invited). Room version pinned to 10 for the restricted
 join floor.
 
 **State**: both room IDs are persisted to `/var/lib/hyperhive/matrix/`
-(mode `0600`, root-owned):
+(mode `0600`, owned by the hive-c0re service user):
 - `space-room-id` — the Space itself
 - `chat-room-id` — the `hive-chat` room