1 files changed, 0 insertions, 7 deletions
diff --git a/synapse/config/experimental.py b/synapse/config/experimental.py
index 37668079e7..6ebce4b2f7 100644
--- a/synapse/config/experimental.py
+++ b/synapse/config/experimental.py
@@ -12,7 +12,6 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from synapse.api.room_versions import KNOWN_ROOM_VERSIONS, RoomVersions
 from synapse.config._base import Config
 from synapse.types import JsonDict
 
@@ -30,9 +29,3 @@ class ExperimentalConfig(Config):
 
         # MSC3026 (busy presence state)
         self.msc3026_enabled = experimental.get("msc3026_enabled", False)  # type: bool
-
-        # MSC2403 (room knocking)
-        self.msc2403_enabled = experimental.get("msc2403_enabled", False)  # type: bool
-        if self.msc2403_enabled:
-            # Enable the MSC2403 unstable room version
-            KNOWN_ROOM_VERSIONS[RoomVersions.MSC2403.identifier] = RoomVersions.MSC2403