diff --git a/custom/custom.tf b/custom/custom.tf
index 4f20628..e36137e 100644
--- a/custom/custom.tf
+++ b/custom/custom.tf
@@ -73,11 +73,11 @@ resource "aws_security_group" "this_security_group" {
     for_each = local.ingress_sg
     iterator = sg
     content {
-      description     = "${local.short_description}: ${local.ingress_sg_names[sg.value]}"
+      description     = "${local.short_description}: ${local.ingress_sg_names[sg.key]}"
       from_port       = 0
       to_port         = 0
       protocol        = -1
-      security_groups = [sg.value]
+      security_groups = [sg.key]
     }
   }
 
@@ -154,11 +154,11 @@ resource "aws_security_group" "this_security_group" {
     for_each = local.egress_sg
     iterator = sg
     content {
-      description     = "${local.short_description}: ${local.egress_sg_names[sg]}"
+      description     = "${local.short_description}: ${local.egress_sg_names[sg.key]}"
       from_port       = 0
       to_port         = 0
       protocol        = -1
-      security_groups = [sg]
+      security_groups = [sg.key]
     }
   }