diff --git a/Jenkinsfile b/Jenkinsfile
index 4b20271..374b0a3 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -17,8 +17,6 @@ pipeline {
     PACKAGE_NAME = 'nm-os'
     SLACK_TOKEN = '54fghFEpv1Rmf6GJ4gJ7cL2y'
 
-    LOCK_BUILD = "buildjob"
-
     MACHINE = "${MACHINE_TYPE}"
 
     SHARED_BUILD = "${WORKSPACE}/build"
@@ -65,24 +63,20 @@ pipeline {
     stage('clean') {
       when { expression { return params.CLEAN_BUILD } }
       steps {
-        lock("${env.LOCK_BUILD}") {
-          dir ("${SHARED_BUILD}/tmp") { deleteDir() }
-          dir ("${SHARED_BUILD}/tmp-glibc") { deleteDir() }
-        }
+        dir ("${SHARED_BUILD}/tmp") { deleteDir() }
+        dir ("${SHARED_BUILD}/tmp-glibc") { deleteDir() }
       }
     }
 
     stage('build') {
       steps {
-        lock("${env.LOCK_BUILD}") {
-          script {
-            build_and_archive()
-          }
-          dir ('tmp/artifacts') {
-            zip archive: true, dir: "${WORKSPACE}/tmp/build-${IMAGE_TYPE}", glob: "*", zipFile: "${PACKAGE_NAME}-${BUILD_VERSION}-${machine}-${IMAGE_TYPE}.zip"
-          }
-          sh "rm -rf ${WORKSPACE}/tmp"
+        script {
+          build_and_archive()
         }
+        dir ('tmp/artifacts') {
+          zip archive: true, dir: "${WORKSPACE}/tmp/build-${IMAGE_TYPE}", glob: "*", zipFile: "${PACKAGE_NAME}-${BUILD_VERSION}-${machine}-${IMAGE_TYPE}.zip"
+        }
+        sh "rm -rf ${WORKSPACE}/tmp"
       }
     }
   } // stages