diff --git a/src/com/mirantis/mk/Yaml.groovy b/src/com/mirantis/mk/Yaml.groovy
new file mode 100644
index 0000000..e26ae2e
--- /dev/null
+++ b/src/com/mirantis/mk/Yaml.groovy
@@ -0,0 +1,34 @@
+package com.mirantis.mk
+
+@Grab(group='org.yaml', module='snakeyaml', version='1.17')
+import org.yaml.snakeyaml.Yaml
+import org.yaml.snakeyaml.DumperOptions
+
+/**
+ * Helper class for YAML operations
+ *
+ */
+
+
+/**
+ * Convert YAML document to Map object
+ * @param data YAML string
+ */
+@NonCPS
+def loadYAML(String data) {
+  def yaml = new Yaml()
+  return yaml.load(data)
+}
+
+
+/**
+ * Convert Map object to YAML string
+ * @param map Map object
+ */
+@NonCPS
+def dumpYAML(Map map) {
+  def dumperOptions = new DumperOptions()
+  dumperOptions.setDefaultFlowStyle(DumperOptions.FlowStyle.BLOCK)
+  def yaml = new Yaml(dumperOptions)
+  return yaml.dump(map)
+}