[INFRA-19861] Analyzing...
diff --git a/vars/asfMavenTlpPlgnBuild.groovy b/vars/asfMavenTlpPlgnBuild.groovy
index 5bc4307..defb818 100644
--- a/vars/asfMavenTlpPlgnBuild.groovy
+++ b/vars/asfMavenTlpPlgnBuild.groovy
@@ -129,6 +129,7 @@
   if (jdk == '7') {
     // Java 7u80 has TLS 1.2 disabled by default: need to explicitely enable
     cmd += '-Dhttps.protocols=TLSv1.2'
+    cmd += '-X'
   }
 
   if (plan == 'build') {