diff --git a/packages/core/src/hydration/utils.ts b/packages/core/src/hydration/utils.ts
index a6980bf3719..9d288ca2cce 100644
--- a/packages/core/src/hydration/utils.ts
+++ b/packages/core/src/hydration/utils.ts
@@ -23,7 +23,7 @@ import {CONTAINERS, DehydratedView, DISCONNECTED_NODES, ELEMENT_CONTAINERS, MULT
  * The name of the key used in the TransferState collection,
  * where hydration information is located.
  */
-const TRANSFER_STATE_TOKEN_ID = '__ɵnghData__';
+const TRANSFER_STATE_TOKEN_ID = '__nghData__';
 
 /**
  * Lookup key used to reference DOM hydration data (ngh) in `TransferState`.
diff --git a/packages/platform-server/test/hydration_spec.ts b/packages/platform-server/test/hydration_spec.ts
index c42880d87d8..cbdb911864f 100644
--- a/packages/platform-server/test/hydration_spec.ts
+++ b/packages/platform-server/test/hydration_spec.ts
@@ -34,7 +34,7 @@ const TEXT_NODE_SEPARATOR_COMMENT = 'ngtns';
 const SKIP_HYDRATION_ATTR_NAME = 'ngSkipHydration';
 const SKIP_HYDRATION_ATTR_NAME_LOWER_CASE = SKIP_HYDRATION_ATTR_NAME.toLowerCase();
 
-const TRANSFER_STATE_TOKEN_ID = '__ɵnghData__';
+const TRANSFER_STATE_TOKEN_ID = '__nghData__';
 
 const NGH_ATTR_REGEXP = new RegExp(` ${NGH_ATTR_NAME}=".*?"`, 'g');
 const EMPTY_TEXT_NODE_REGEXP = new RegExp(`<!--${EMPTY_TEXT_NODE_COMMENT}-->`, 'g');