1 files changed, 6 insertions, 1 deletions
diff --git a/synapse/rest/client/versions.py b/synapse/rest/client/versions.py
index d24a199318..54eed3251b 100644
--- a/synapse/rest/client/versions.py
+++ b/synapse/rest/client/versions.py
@@ -72,15 +72,20 @@ class VersionsRestServlet(RestServlet):
                     # MSC2326.
                     "org.matrix.label_based_filtering": True,
                     # Implements support for cross signing as described in MSC1756
-                    "org.matrix.e2e_cross_signing": True,
+                    # "org.matrix.e2e_cross_signing": True,
                     # Implements additional endpoints as described in MSC2432
                     "org.matrix.msc2432": True,
+                    # Tchap does not currently assume this rule for r0.5.0
+                    # XXX: Remove this when it does
+                    "m.lazy_load_members": True,
                     # Implements additional endpoints as described in MSC2666
                     "uk.half-shot.msc2666": True,
                     # Whether new rooms will be set to encrypted or not (based on presets).
                     "io.element.e2ee_forced.public": self.e2ee_forced_public,
                     "io.element.e2ee_forced.private": self.e2ee_forced_private,
                     "io.element.e2ee_forced.trusted_private": self.e2ee_forced_trusted_private,
+                    # Supports the busy presence state described in MSC3026.
+                    "org.matrix.msc3026.busy_presence": self.config.experimental.msc3026_enabled,
                 },
             },
         )