diff --git a/DebIMG.jenkinsfile b/DebIMG.jenkinsfile
index 6e7ea76..fc28d44 100644
--- a/DebIMG.jenkinsfile
+++ b/DebIMG.jenkinsfile
@@ -2,6 +2,10 @@ String[] ImgVariantList = ['minmal', 'default', 'jenkinsbuilder', 'imgbuilder',
 
 pipeline {
     agent { label 'LXCBuilder' }
+    parameters {
+        booleanParam description: 'Enable muticore support for ZX compression ', name: 'ZX_Multicore'
+        string defaultValue: '0', description: 'Set amount of core\'s ZX is allowed when compressing (use 0 for all cores)', name: 'ZX_Cores'
+    }
     options {
         skipDefaultCheckout()
         buildDiscarder(logRotator(numToKeepStr: '2', artifactNumToKeepStr: '1'))
@@ -25,12 +29,16 @@ pipeline {
             steps{
                 script{
                     for(ImgVariant in ImgVariantList){
+                        env.ZX_Multicore = ZX_Multicore
+                        env.ZX_Cores = ZX_Cores
                         env.ImgVariant = ImgVariant
                         stage('Build image') {
                             catchError(buildResult: 'UNSTABLE', stageResult: 'FAILURE') {
                                 sh '''echo "$(date) Do Build for $ImgVariant"
-                            
-                                sudo $WORKSPACE/distrobuilder build-lxc Debian.yaml $WORKSPACE/REL/$ImgVariant/ -o image.variant=$ImgVariantName
+                                if $ZX_Multicore; then 
+                                    export XZ_DEFAULTS="-T $ZX_Cores"
+                                fi                            
+                                sudo $WORKSPACE/distrobuilder build-lxc Debian.yaml $WORKSPACE/REL/$ImgVariant/ -o image.variant=$ImgVariant
                                 sudo chown jenkins:jenkins -R $WORKSPACE/REL
                                 mv $WORKSPACE/REL/$ImgVariant/rootfs.tar.xz Debian-$ImgVariant.tar.xz
                                 '''