diff --git a/devops-service/app/api2/parsers/project.rb b/devops-service/app/api2/parsers/project.rb
index 4602642..5138fc9 100644
--- a/devops-service/app/api2/parsers/project.rb
+++ b/devops-service/app/api2/parsers/project.rb
@@ -47,6 +47,8 @@ module Devops
 
         def add_or_update_deploy_env
           body = create_object_from_json_body
+          rl = check_array(body["run_list"], "Parameter 'run_list' should be an array of string", String, false, true)
+          Validators::Helpers::RunList.new(rl).validate!
           Devops::Model::DeployEnvFactory.create(body)
         end