diff --git a/schemas/2.2/schema.json b/schemas/2.2/schema.json
index c30e8ad..7fbd537 100644
--- a/schemas/2.2/schema.json
+++ b/schemas/2.2/schema.json
@@ -73,6 +73,7 @@
           "dfrn",
           "diaspora",
           "libertree",
+          "nostr",
           "ostatus",
           "pumpio",
           "tent",