1 files changed, 2 insertions, 0 deletions
diff --git a/synapse/api/constants.py b/synapse/api/constants.py
index 302e1e2f1f..4912a55785 100644
--- a/synapse/api/constants.py
+++ b/synapse/api/constants.py
@@ -125,10 +125,12 @@ class EventFormatVersions(object):
     independently from the room version.
     """
     V1 = 1
+    V2 = 2
 
 
 KNOWN_EVENT_FORMAT_VERSIONS = {
     EventFormatVersions.V1,
+    EventFormatVersions.V2,
 }