diff --git a/Jenkinsfile b/Jenkinsfile
index 67a03c7..908bc9f 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -78,6 +78,7 @@ def buildStep(DOCKER_ROOT, DOCKERIMAGE, DOCKERTAG, DOCKERFILE, BUILD_NEXT) {
 }
 
 node('master') {
+	def BUILD_IMAGE = '';
 	properties([[$class: 'ParametersDefinitionProperty', parameterDefinitions: [[$class: 'StringParameterDefinition', name: 'BUILD_IMAGE', defaultValue: 'all']]]])
 
 	if (BUILD_IMAGE.equals('all')) {