diff --git a/apps/portal/src/app/engine/features/account-abstraction/page.mdx b/apps/portal/src/app/engine/features/account-abstraction/page.mdx
index 20ae45d8cf2..def918133ff 100644
--- a/apps/portal/src/app/engine/features/account-abstraction/page.mdx
+++ b/apps/portal/src/app/engine/features/account-abstraction/page.mdx
@@ -64,12 +64,12 @@ Grant & revoke admins on an account with the `/contract/<chain>/<account_address
 
 Grant & revoke sessions on an account which allow specific wallets to interact with specified contracts for a given period of time with the `/contract/<chain>/<account_address>/account/sessions` endpoints.
 
-## Transact with an account
+## Transact with an account using session keys
 
 Make write calls with a smart account by calling a write endpoint and specify the `x-backend-wallet-address` and `x-account-address` headers.
 
-The `x-backend-wallet-address` should be set to the engine backend wallet that is an admin over the account.
+The `x-backend-wallet-address` should be set to the Engine backend wallet that has been granted signing permission by the smart account's admin through a [session key](https://portal.thirdweb.com/references/typescript/v5/erc4337/addSessionKey).
 
-The `x-account-address` should be set to the deployed account address itself.
+The `x-account-address` should be set to the deployed smart account address itself.
 
 Write calls made using these headers will initiate a `UserOperation` sent from the specified account.