diff --git a/diagrams/create_request_uri.md b/diagrams/create_request_uri.md
index 0a2f0fa8..011e322e 100644
--- a/diagrams/create_request_uri.md
+++ b/diagrams/create_request_uri.md
@@ -24,7 +24,7 @@ deactivate r
 u --> w: **signed authorization request**\n(client_id, create_request_uri, state)
 activate w
 w --> w: check authorization request signature
-w --> rp: POST **create request request** (\nstate,\n[OPTIONAL]iss, \n[OPTIONAL]wallet_metadata, \n[OPTIONAL]w_nonce, \n[OPTIONAL]w_ephm_key, \n[OPTIONAL]wallet attestation, wallet attestation pop(v_nonce))
+w --> rp: POST **create request request** (\nstate,\n[OPTIONAL]issuer, \n[OPTIONAL]wallet_metadata, \n[OPTIONAL]w_nonce, \n[OPTIONAL]w_ephm_key, \n[OPTIONAL]wallet attestation, wallet attestation pop(v_nonce))
 note over u, w: HTTP status code 401 signals need to authenticate
 rp --> wm: [OPTIONAL] get wallet metadata
 wm --> rp: [OPTIONAL] wallet metadata