diff --git a/terraform/account/region/application_insights.tf b/terraform/account/region/application_insights.tf
index ad4084ab11..6788137d8a 100644
--- a/terraform/account/region/application_insights.tf
+++ b/terraform/account/region/application_insights.tf
@@ -1,6 +1,6 @@
 resource "aws_sns_topic" "cloudwatch_application_insights" {
   name              = "CloudWatch-Application-Insights-to-PagerDuty-${var.environment_name}"
-  kms_master_key_id = data.aws_kms_alias.pagerduty_sns.target_key_arn
+  kms_master_key_id = aws_kms_alias.pagerduty_sns.target_key_arn
 
   provider = aws.region
 }