diff --git a/mdadm.be0 b/mdadm.be0
index ea92dbfcd..4f441a2ba 100755
--- a/mdadm.be0
+++ b/mdadm.be0
@@ -1,6 +1,6 @@
 #!/usr/bin/env beesh
 
-# BEE_VERSION mdadm-3.3.4-0
+# BEE_VERSION mdadm-4.0-0
 
 ## The source URL(s) array
 SRCURL[0]="https://www.kernel.org/pub/linux/utils/raid/mdadm/mdadm-${PKGVERSION}.tar.xz"
@@ -32,7 +32,7 @@ SRCURL[0]="https://www.kernel.org/pub/linux/utils/raid/mdadm/mdadm-${PKGVERSION}
 #}
 
 mee_build() {
-    bee_build everything
+    bee_build -j1 everything
 }
 
 ## mee_install() should install into "${D}"