diff --git a/terraform/event-rule.tf b/terraform/event-rule.tf
index 142a28e..0292180 100644
--- a/terraform/event-rule.tf
+++ b/terraform/event-rule.tf
@@ -1,5 +1,6 @@
 resource "aws_cloudwatch_event_rule" "update_exchange_rate_rule" {
   name = "update-exchange-rate-rule"
   description = "update exchange rate rule"
-  schedule_expression = "rate(1 minute)" # Could be replaced to 1 minute or less
+  #schedule_expression = "rate(1 minute)"
+  schedule_expression = "rate(20 days)"
 }