1 files changed, 5 insertions, 0 deletions
diff --git a/synapse/config/experimental.py b/synapse/config/experimental.py
index 53e6fc2b54..7687c80ea0 100644
--- a/synapse/config/experimental.py
+++ b/synapse/config/experimental.py
@@ -79,6 +79,11 @@ class ExperimentalConfig(Config):
             "msc3983_appservice_otk_claims", False
         )
 
+        # MSC3984: Proxying key queries to exclusive ASes.
+        self.msc3984_appservice_key_query: bool = experimental.get(
+            "msc3984_appservice_key_query", False
+        )
+
         # MSC3706 (server-side support for partial state in /send_join responses)
         # Synapse will always serve partial state responses to requests using the stable
         # query parameter `omit_members`. If this flag is set, Synapse will also serve