diff --git a/ReactAndroid/src/main/java/com/facebook/react/bridge/ReactMarkerConstants.java b/ReactAndroid/src/main/java/com/facebook/react/bridge/ReactMarkerConstants.java
index dd08b9a8eea..8c5f38d4d89 100644
--- a/ReactAndroid/src/main/java/com/facebook/react/bridge/ReactMarkerConstants.java
+++ b/ReactAndroid/src/main/java/com/facebook/react/bridge/ReactMarkerConstants.java
@@ -108,5 +108,8 @@ public enum ReactMarkerConstants {
   FABRIC_BATCH_EXECUTION_START,
   FABRIC_BATCH_EXECUTION_END,
   FABRIC_UPDATE_UI_MAIN_THREAD_START,
-  FABRIC_UPDATE_UI_MAIN_THREAD_END
+  FABRIC_UPDATE_UI_MAIN_THREAD_END,
+  // New markers used by bridgeless RN below this line
+  REACT_INSTANCE_INIT_START,
+  REACT_INSTANCE_INIT_END
 }