diff --git a/buildenv/jenkins/JenkinsfileBase b/buildenv/jenkins/JenkinsfileBase
index b471938efe..fc9b83d080 100644
--- a/buildenv/jenkins/JenkinsfileBase
+++ b/buildenv/jenkins/JenkinsfileBase
@@ -380,7 +380,10 @@ def createJob( TEST_JOB_NAME, ARCH_OS ) {
 def setup() {
 	stage('Setup') {
 		setupEnv()
-
+		if (env.SPEC.startsWith('osx')) {
+			echo "Switching Xcode to command line tools"
+			sh "sudo xcode-select --switch /"
+		}
 		if (params.SDK_RESOURCE == 'nightly' && params.CUSTOMIZED_SDK_URL) {
 			// remove single quote to allow variables to be set in CUSTOMIZED_SDK_URL
 			CUSTOMIZED_SDK_URL_OPTION = "-c ${params.CUSTOMIZED_SDK_URL}"