diff --git a/_example/nlb/exampe.tf b/_example/nlb/exampe.tf
index 634eb7c..157d52b 100644
--- a/_example/nlb/exampe.tf
+++ b/_example/nlb/exampe.tf
@@ -103,7 +103,7 @@ module "ec2" {
 
 module "acm" {
   source      = "clouddrove/acm/aws"
-  version     = "1.3.0"
+  version     = "1.4.0"
   name        = local.name
   environment = local.environment