diff --git a/games/cubosphere/cubosphere.SlackBuild b/games/cubosphere/cubosphere.SlackBuild
index 4875951bc8..1bf197be10 100644
--- a/games/cubosphere/cubosphere.SlackBuild
+++ b/games/cubosphere/cubosphere.SlackBuild
@@ -22,6 +22,8 @@
 #  OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 #  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
+# 20241103 bkw: Modified by SlackBuilds.org, BUILD=3: build with lua51.
+
 # 20241019 bkw: Modified by SlackBuilds.org, BUILD=2:
 # - build with luajit.
 # - binary in /usr/games.
@@ -33,7 +35,7 @@ cd $(dirname $0) ; CWD=$(pwd)
 
 PRGNAM=cubosphere
 VERSION=${VERSION:-beta0.3a}
-BUILD=${BUILD:-2}
+BUILD=${BUILD:-3}
 TAG=${TAG:-_SBo}
 PKGTYPE=${PKGTYPE:-tgz}
 
@@ -89,11 +91,9 @@ cd src
   sed -i \
     -e '/^PREFIX/s|=.*|=/usr|' \
     -e "s|-O3$|$SLKCFLAGS|" \
-    -e "s|^LUALIBS=.*|LUALIBS=-lluajit-5.1|" \
-    -e "s|^LUAINC=.*|LUAINC=-I/usr/include/luajit-2.0|" \
     Makefile
 
-  make
+  make || make -j1
   make install DESTDIR=$PKG
 cd -