diff --git a/SysBuild/network/proftpd b/SysBuild/network/proftpd
index 7f275b9..be2f50f 100644
--- a/SysBuild/network/proftpd
+++ b/SysBuild/network/proftpd
@@ -85,8 +85,8 @@ mk() {
 		    --with-includes=/opt/MySQL/include/mysql \
 		    --with-libraries=/opt/MySQL/$LIBDIR/mysql \
 		    --prefix=/usr &&
-	make -j $NUMCPU &&
-	make -j $NUMCPU DESTDIR=$TMPROOT install
+	make &&
+	make DESTDIR=$TMPROOT install
 }
 
 postmk() {