diff --git a/jenkins/client/approved_scripts.yml b/jenkins/client/approved_scripts.yml
index 77c4c26..d3a5291 100644
--- a/jenkins/client/approved_scripts.yml
+++ b/jenkins/client/approved_scripts.yml
@@ -98,3 +98,9 @@
         - method hudson.model.Run getNumber
         - staticMethod java.lang.String valueOf int
         - method jenkins.model.Jenkins getItemByFullName java.lang.String
+        - new java.util.ArrayList
+        - new java.util.HashMap
+        - staticMethod java.lang.Math min int int
+        - method hudson.model.Job getBuildByNumber int
+        - new java.io.IOException java.lang.String
+        - method org.jenkinsci.plugins.workflow.job.WorkflowRun finish hudson.model.Result java.lang.Throwable
\ No newline at end of file
diff --git a/jenkins/client/job/salt-models/tests.yml b/jenkins/client/job/salt-models/tests.yml
index 1545eff..e491da4 100644
--- a/jenkins/client/job/salt-models/tests.yml
+++ b/jenkins/client/job/salt-models/tests.yml
@@ -50,6 +50,9 @@
               CREDENTIALS_ID:
                 type: string
                 default: "gerrit"
+              PARALLEL_NODE_GROUP_SIZE:
+                type: string
+                default: "3"
         test_system_reclass:
           name: test-salt-model-{{name}}
           jobs:
diff --git a/jenkins/slave/docker.yml b/jenkins/slave/docker.yml
index b1356f0..ea95e73 100644
--- a/jenkins/slave/docker.yml
+++ b/jenkins/slave/docker.yml
@@ -10,6 +10,7 @@
       sudo:
         users:
           jenkins:
+            setenv: true
             hosts:
             - ALL
             commands: