1 files changed, 2 insertions, 2 deletions
diff --git a/synapse/config/experimental.py b/synapse/config/experimental.py
index 54c91953e1..bc38fae0b6 100644
--- a/synapse/config/experimental.py
+++ b/synapse/config/experimental.py
@@ -175,8 +175,8 @@ class ExperimentalConfig(Config):
         )
 
         # MSC3873: Disambiguate event_match keys.
-        self.msc3783_escape_event_match_key = experimental.get(
-            "msc3783_escape_event_match_key", False
+        self.msc3873_escape_event_match_key = experimental.get(
+            "msc3873_escape_event_match_key", False
         )
 
         # MSC3952: Intentional mentions, this depends on MSC3758.