1 files changed, 11 insertions, 0 deletions
diff --git a/synapse/rest/client/capabilities.py b/synapse/rest/client/capabilities.py
index 88e3aac797..093549512e 100644
--- a/synapse/rest/client/capabilities.py
+++ b/synapse/rest/client/capabilities.py
@@ -61,6 +61,17 @@ class CapabilitiesRestServlet(RestServlet):
                 "org.matrix.msc3244.room_capabilities"
             ] = MSC3244_CAPABILITIES
 
+        if self.config.experimental.msc3283_enabled:
+            response["capabilities"]["org.matrix.msc3283.set_displayname"] = {
+                "enabled": self.config.enable_set_displayname
+            }
+            response["capabilities"]["org.matrix.msc3283.set_avatar_url"] = {
+                "enabled": self.config.enable_set_avatar_url
+            }
+            response["capabilities"]["org.matrix.msc3283.3pid_changes"] = {
+                "enabled": self.config.enable_3pid_changes
+            }
+
         return 200, response