diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index ffc7914..a3ebd60 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -15,10 +15,10 @@ jobs:
       - name: Checkout Repo
         uses: actions/checkout@v3
 
-      - name: Setup Node.js 16.x
+      - name: Setup Node.js 18.x
         uses: actions/setup-node@v3
         with:
-          node-version: 16.x
+          node-version: 18.x
 
       - name: Install Dependencies
         run: yarn
diff --git a/README.md b/README.md
index 0d9670b..0319a88 100644
--- a/README.md
+++ b/README.md
@@ -41,6 +41,8 @@ export const config: VendureConfig = {
 
 > Note: Select the 'Check whether Mpesa supports the payment' eligibility checker when creating the payment method.
 
+3. Calling the `addPaymentToOrder` mutation on the storefront with the corresponing payment method code will initiate an STK push to the customer's phone.
+
 ## Reference
 
 -   [Mpesa Daraja API Docs](https://developer.safaricom.co.ke/Documentation)