diff --git a/config/billplz.php b/config/billplz.php
index fb8ed920..ac5b3a75 100644
--- a/config/billplz.php
+++ b/config/billplz.php
@@ -1,7 +1,7 @@
 <?php
 
 return [
-    'base_url' => env('BILLPLZ_BASE_URL', 'https://www.billplz.com'),
+    'base_url' => env('BILLPLZ_BASE_URL', 'https://www.billplz-sandbox.com'),
     'api_key' => env('BILLPLZ_API_KEY', '0fa4c710-761b-4a7a-a501-c2c2d02643d5'),
     'x_signature_key' => env('BILLPLZ_X_SIGNATURE_KEY', 'S-pbNVthVRsvnPfZlgLwqqOg'),
     'collection_id' => env('BILLPLZ_COLLECTION_ID', 'hev2wdjy'),
diff --git a/resources/assets/vue/components/bookings/elements/PaymentHistoryComponent.vue b/resources/assets/vue/components/bookings/elements/PaymentHistoryComponent.vue
index 412478d4..b62855a9 100644
--- a/resources/assets/vue/components/bookings/elements/PaymentHistoryComponent.vue
+++ b/resources/assets/vue/components/bookings/elements/PaymentHistoryComponent.vue
@@ -35,7 +35,7 @@
                     <div class="row align-items-center h-100" v-if="item.payment_method === 5">
                         <div class="col">
                             <i class="fa fa-cloud-download muted" v-if="item.status === 2"></i>
-                            <a :href="'https://www.billplz.com/bills/'+item.payment_reference"><i class="fa fa-repeat text-success" v-if="item.status !== 2"></i></a>
+                            <a :href="'https://www.billplz-sandbox.com/bills/'+item.payment_reference"><i class="fa fa-repeat text-success" v-if="item.status !== 2"></i></a>
                         </div>
                     </div>
                 </div>
@@ -110,7 +110,7 @@
                                 </div>
                             </div>
                             <div class="row no-margin" v-if="customerBooking.payment_method === 5 && (customerBooking.status === 2 || customerBooking.status === 3)">
-                                <a :href="'https://www.billplz.com/bills/'+customerBooking.payment_reference" target="_blank">
+                                <a :href="'https://www.billplz-sandbox.com/bills/'+customerBooking.payment_reference" target="_blank">
                                     <div class="icon-thumbnail fs-11 text-white icon-25 bg-primary btn-rounded float-left m-r-5">
                                         <i class="fa fa-file-image-o fs-10"></i>
                                     </div>
diff --git a/resources/assets/vue/components/bookings/forms/ConfirmQuotationFormComponent.vue b/resources/assets/vue/components/bookings/forms/ConfirmQuotationFormComponent.vue
index 12ca41de..b0b89274 100644
--- a/resources/assets/vue/components/bookings/forms/ConfirmQuotationFormComponent.vue
+++ b/resources/assets/vue/components/bookings/forms/ConfirmQuotationFormComponent.vue
@@ -113,7 +113,7 @@
                 this.closeModal();
 
                 if (response.payload.data.payment_method === 5) {
-                    window.location.href = 'https://www.billplz.com/bills/' + response.payload.data.payment_reference + '?auto_submit=true';
+                    window.location.href = 'https://www.billplz-sandbox.com/bills/' + response.payload.data.payment_reference + '?auto_submit=true';
                 }
             }
         }
diff --git a/resources/assets/vue/components/bookings/sections/BookingDetailsSectionComponent.vue b/resources/assets/vue/components/bookings/sections/BookingDetailsSectionComponent.vue
index 26cd0c81..5e61c1c2 100644
--- a/resources/assets/vue/components/bookings/sections/BookingDetailsSectionComponent.vue
+++ b/resources/assets/vue/components/bookings/sections/BookingDetailsSectionComponent.vue
@@ -255,7 +255,7 @@
                                             </div>
                                         </div>
                                         <div class="col-auto p-l-5 p-r-5 bg-success pointer" v-if="item.payment_method === 5">
-                                            <a :href="'https://www.billplz.com/bills/'+item.payment_reference">
+                                            <a :href="'https://www.billplz-sandbox.com/bills/'+item.payment_reference">
                                                 <div class="row align-items-center h-100">
                                                     <div class="col">
                                                         <i class="fa fa-repeat fs-20 text-white p-l-10 p-r-10"></i>
diff --git a/resources/views/pages/payments_redirect.blade.php b/resources/views/pages/payments_redirect.blade.php
index 323a33e8..f9faac98 100644
--- a/resources/views/pages/payments_redirect.blade.php
+++ b/resources/views/pages/payments_redirect.blade.php
@@ -52,7 +52,7 @@
                                 <a href="{{route('booking.details', $marking)}}">
                                     <div class="btn btn-sm all-caps btn-outline-success b-rad-none" >Back to Booking</div>
                                 </a>
-                                <a href="https://www.billplz.com/bills/{{$payment_reference}}">
+                                <a href="https://www.billplz-sandbox.com/bills/{{$payment_reference}}">
                                     <div class="btn btn-sm all-caps btn-success b-rad-none">Retry Payment</div>
                                 </a>