Index: Jenkinsfile
===================================================================
--- Jenkinsfile	(revision bf9d323ebd3f9d74fe36762e741fe67c4602f3fe)
+++ Jenkinsfile	(revision 3b6a87c5768431509827f5ff2266fb3c90107db0)
@@ -298,5 +298,5 @@
 		switch( param.Architecture ) {
 			case 'x64':
-				this.Architecture = new Arch_Desc('x64', '--host=x86_64', 'master')
+				this.Architecture = new Arch_Desc('x64', '--host=x86_64', 'x64')
 			break
 			case 'x86':