diff --git a/perf/terraform/modules/long_lived/main.tf b/perf/terraform/modules/long_lived/main.tf
index 3eb01f5..f01ac85 100644
--- a/perf/terraform/modules/long_lived/main.tf
+++ b/perf/terraform/modules/long_lived/main.tf
@@ -117,4 +117,6 @@ resource "aws_launch_template" "perf" {
       delete_on_termination = true
     }
   }
+
+  update_default_version = true
 }
diff --git a/perf/terraform/modules/short_lived/main.tf b/perf/terraform/modules/short_lived/main.tf
index f7d058b..17782a5 100644
--- a/perf/terraform/modules/short_lived/main.tf
+++ b/perf/terraform/modules/short_lived/main.tf
@@ -19,7 +19,6 @@ resource "aws_instance" "perf" {
 
   launch_template {
     name = "perf-node"
-    version = "4"
   }
 
   key_name = aws_key_pair.perf.key_name