diff --git a/src/com/mirantis/mcp/Common.groovy b/src/com/mirantis/mcp/Common.groovy
index d6a34c4..cb0ca5d 100644
--- a/src/com/mirantis/mcp/Common.groovy
+++ b/src/com/mirantis/mcp/Common.groovy
@@ -1,5 +1,6 @@
 package com.mirantis.mcp
 
+import com.cloudbees.groovy.cps.NonCPS
 @Grab(group='org.yaml', module='snakeyaml', version='1.17')
 import org.yaml.snakeyaml.Yaml
 
diff --git a/src/com/mirantis/mk/Artifactory.groovy b/src/com/mirantis/mk/Artifactory.groovy
index d1eb218..cd6ec66 100644
--- a/src/com/mirantis/mk/Artifactory.groovy
+++ b/src/com/mirantis/mk/Artifactory.groovy
@@ -1,5 +1,5 @@
 package com.mirantis.mk
-
+import com.cloudbees.groovy.cps.NonCPS
 /**
  *
  * Artifactory functions
diff --git a/src/com/mirantis/mk/Http.groovy b/src/com/mirantis/mk/Http.groovy
index c8cc156..af4d2bd 100644
--- a/src/com/mirantis/mk/Http.groovy
+++ b/src/com/mirantis/mk/Http.groovy
@@ -1,4 +1,5 @@
 package com.mirantis.mk
+import com.cloudbees.groovy.cps.NonCPS
 /**
  *
  * HTTP functions
diff --git a/src/com/mirantis/mk/Openstack.groovy b/src/com/mirantis/mk/Openstack.groovy
index 048011d..fecf314 100644
--- a/src/com/mirantis/mk/Openstack.groovy
+++ b/src/com/mirantis/mk/Openstack.groovy
@@ -1,5 +1,5 @@
 package com.mirantis.mk
-
+import com.cloudbees.groovy.cps.NonCPS
 /**
  *
  * Openstack functions
diff --git a/src/com/mirantis/mk/Python.groovy b/src/com/mirantis/mk/Python.groovy
index eea0fd7..1f1d076 100644
--- a/src/com/mirantis/mk/Python.groovy
+++ b/src/com/mirantis/mk/Python.groovy
@@ -1,5 +1,5 @@
 package com.mirantis.mk
-
+import com.cloudbees.groovy.cps.NonCPS
 /**
  *
  * Python functions
diff --git a/src/com/mirantis/mk/Ssh.groovy b/src/com/mirantis/mk/Ssh.groovy
index 9e66bc9..73630a8 100644
--- a/src/com/mirantis/mk/Ssh.groovy
+++ b/src/com/mirantis/mk/Ssh.groovy
@@ -1,5 +1,5 @@
 package com.mirantis.mk
-
+import com.cloudbees.groovy.cps.NonCPS
 /**
  *
  * SSH functions