diff --git a/packages/types/src/transaction.ts b/packages/types/src/transaction.ts
index 05be3c588c06..13c44f65a979 100644
--- a/packages/types/src/transaction.ts
+++ b/packages/types/src/transaction.ts
@@ -99,6 +99,8 @@ export interface Transaction extends TransactionContext, Omit<Span, 'setName' |
 
   /**
    * The instrumenter that created this transaction.
+   *
+   * @deprecated This field will be removed in v8.
    */
   instrumenter: Instrumenter;