diff --git a/superset/config.py b/superset/config.py
index c7b05e83323..d4367b101d2 100644
--- a/superset/config.py
+++ b/superset/config.py
@@ -339,7 +339,6 @@ DEFAULT_FEATURE_FLAGS: Dict[str, bool] = {
     "ROW_LEVEL_SECURITY": False,
     # Enables Alerts and reports new implementation
     "ALERT_REPORTS": False,
-    "SIP_34_ALERTS_UI": False,
 }
 
 # Set the default view to card/grid view if thumbnail support is enabled.