diff --git a/vpn-transit-gateway/main.tf b/vpn-transit-gateway/main.tf
index 8615209..88d782d 100644
--- a/vpn-transit-gateway/main.tf
+++ b/vpn-transit-gateway/main.tf
@@ -152,7 +152,7 @@ resource "aws_vpn_connection" "vpn" {
   type     = var.use_single_cgw ? aws_customer_gateway.vpn_single[each.value.site].type : aws_customer_gateway.vpn[each.key].type
 
   transit_gateway_id  = var.transit_gateway_id
-  austomer_gateway_id = var.use_single_cgw ? aws_customer_gateway.vpn_single[each.value.site].id : aws_customer_gateway.vpn[each.key].id
+  customer_gateway_id = var.use_single_cgw ? aws_customer_gateway.vpn_single[each.value.site].id : aws_customer_gateway.vpn[each.key].id
   enable_acceleration = false
 
   tunnel1_preshared_key = length(each.value.preshared_keys) == 0 ? (var.use_single_cgw ? random_string.tunnel_preshared_key_single[each.value.site].result : random_string.tunnel_preshared_key[each.key].result) : element(each.value.preshared_keys, 0)