From e8190ca7f9396fbac0a06d9e48798cc69b00da25 Mon Sep 17 00:00:00 2001
From: yangci <yangciouou@gmail.com>
Date: Tue, 14 Oct 2025 12:21:41 -0400
Subject: [PATCH] docs: snapshot_retention_limit determines Backsup

---
 variables.tf | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/variables.tf b/variables.tf
index eb07158..783db4f 100644
--- a/variables.tf
+++ b/variables.tf
@@ -222,7 +222,7 @@ variable "snapshot_window" {
 
 variable "snapshot_retention_limit" {
   type        = number
-  description = "The number of days for which ElastiCache will retain automatic cache cluster snapshots before deleting them."
+  description = "The number of days for which ElastiCache will retain automatic cache cluster snapshots before deleting them. Set a value to enable automated backups on the cache. If the value of snapshot_retention_limit is set to zero (0), backups are turned off."
   default     = 0
 }