diff --git a/prod_221108/terraform/10_nlb_internal.tf b/prod_221108/terraform/10_nlb_internal.tf
deleted file mode 100644
index b7fe151..0000000
--- a/prod_221108/terraform/10_nlb_internal.tf
+++ /dev/null
@@ -1,19 +0,0 @@
-resource "aws_alb" "nlb-prod-kr-ingress" {
-  name               = "nlb-prod-kr-ingress"
-  internal           = false
-  load_balancer_type = "network"
-  subnet_mapping {
-    subnet_id = aws_subnet.sbn-prod-dmz-a.id
-  }
-  subnet_mapping {
-    subnet_id = aws_subnet.sbn-prod-dmz-b.id
-  }
-  subnet_mapping {
-    subnet_id = aws_subnet.sbn-prod-dmz-c.id
-  }
-  enable_deletion_protection = true
-
-  tags = {
-    Environment = "nlb-prod-kr-ingress"
-  }
-}