diff --git a/network/mldonkey/mldonkey.SlackBuild b/network/mldonkey/mldonkey.SlackBuild
index a661057b91..203a32ef97 100644
--- a/network/mldonkey/mldonkey.SlackBuild
+++ b/network/mldonkey/mldonkey.SlackBuild
@@ -27,7 +27,7 @@
 
 PRGNAM=mldonkey
 VERSION=${VERSION:-3.1.3}
-BUILD=${BUILD:-1}
+BUILD=${BUILD:-2}
 TAG=${TAG:-_SBo}
 
 if [ -z "$ARCH" ]; then
@@ -97,7 +97,7 @@ CXXFLAGS="$SLKCFLAGS" \
   --build=$ARCH-slackware-linux \
   $GUIOPT
 
-make
+make -j1
 make install DESTDIR=$PKG
 
 find $PKG | xargs file | grep -e "executable" -e "shared object" | grep ELF \