diff --git a/outputs.tf b/outputs.tf
index 099932c5c..064be15fb 100644
--- a/outputs.tf
+++ b/outputs.tf
@@ -250,7 +250,7 @@ output "database_route_table_ids" {
 
 output "redshift_route_table_ids" {
   description = "List of IDs of redshift route tables"
-  value       = length(aws_route_table.redshift.*.id) > 0 ? aws_route_table.redshift.*.id : aws_route_table.private.*.id
+  value       = length(aws_route_table.redshift.*.id) > 0 ? aws_route_table.redshift.*.id : (var.enable_public_redshift ? aws_route_table.public.*.id : aws_route_table.private.*.id)
 }
 
 output "elasticache_route_table_ids" {