1 files changed, 1 insertions, 1 deletions
diff --git a/synapse/rest/consent/consent_resource.py b/synapse/rest/consent/consent_resource.py
index c85e84b465..e0f7de5d5c 100644
--- a/synapse/rest/consent/consent_resource.py
+++ b/synapse/rest/consent/consent_resource.py
@@ -142,7 +142,7 @@ class ConsentResource(Resource):
         userhmac = None
         has_consented = False
         public_version = username == ""
-        if not public_version:
+        if not public_version or not self.hs.config.user_consent_at_registration:
             userhmac = parse_string(request, "h", required=True, encoding=None)
 
             self._check_hash(username, userhmac)