diff --git a/lib/elbas/aws/launch_template.rb b/lib/elbas/aws/launch_template.rb
index c23a45a..4f30b68 100644
--- a/lib/elbas/aws/launch_template.rb
+++ b/lib/elbas/aws/launch_template.rb
@@ -16,6 +16,11 @@ def update(ami)
           source_version: self.version
         }).launch_template_version
 
+        resp = aws_client.modify_launch_template({
+      	  default_version: latest.version_number.to_s,
+      	  launch_template_id: latest&.launch_template_id,
+    	  })
+
         self.class.new(
           latest&.launch_template_id,
           latest&.launch_template_name,
@@ -29,4 +34,4 @@ def aws_namespace
         end
     end
   end
-end
\ No newline at end of file
+end