diff --git a/quickstart/101-app-service-backup/main.tf b/quickstart/101-app-service-backup/main.tf
index 6bb1575e..874e50af 100644
--- a/quickstart/101-app-service-backup/main.tf
+++ b/quickstart/101-app-service-backup/main.tf
@@ -70,8 +70,10 @@ data "azurerm_storage_account_sas" "example" {
     file  = false
   }
 
-  start  = "2024-01-01"
-  expiry = "2024-12-31"
+  # Please change the start_date variable (in variables.tf) to the appropriate 
+  # value for your environment.
+  start  = formatdate(var.start_date, timestamp())
+  expiry = formatdate(var.start_date, timeadd(timestamp(), "8765h"))
 
   permissions {
     read    = false
diff --git a/quickstart/101-app-service-backup/variables.tf b/quickstart/101-app-service-backup/variables.tf
index e71c1446..5320e399 100644
--- a/quickstart/101-app-service-backup/variables.tf
+++ b/quickstart/101-app-service-backup/variables.tf
@@ -8,4 +8,11 @@ variable "resource_group_location" {
   type        = string
   default     = "eastus"
   description = "Location of the resource group."
+}
+
+
+variable "start_date" {
+  type        = string
+  default     = "2024-06-01"
+  description = "Start date."
 }
\ No newline at end of file