1 files changed, 0 insertions, 2 deletions
diff --git a/synapse/rest/client/versions.py b/synapse/rest/client/versions.py
index ba1141bbe5..a1d089ebac 100644
--- a/synapse/rest/client/versions.py
+++ b/synapse/rest/client/versions.py
@@ -170,8 +170,6 @@ class VersionsRestServlet(RestServlet):
                     ),
                     # MSC4140: Delayed events
                     "org.matrix.msc4140": bool(self.config.server.max_event_delay_ms),
-                    # MSC4151: Report room API (Client-Server API)
-                    "org.matrix.msc4151": self.config.experimental.msc4151_enabled,
                     # Simplified sliding sync
                     "org.matrix.simplified_msc3575": msc3575_enabled,
                 },