diff --git a/libraries/cogl/cogl.SlackBuild b/libraries/cogl/cogl.SlackBuild
index 4d019dace6..9588211515 100644
--- a/libraries/cogl/cogl.SlackBuild
+++ b/libraries/cogl/cogl.SlackBuild
@@ -26,7 +26,7 @@ cd $(dirname $0) ; CWD=$(pwd)
 
 PRGNAM=cogl
 VERSION=${VERSION:-1.22.8}
-BUILD=${BUILD:-1}
+BUILD=${BUILD:-2}
 TAG=${TAG:-_SBo}
 PKGTYPE=${PKGTYPE:-tgz}
 
@@ -113,7 +113,7 @@ CXXFLAGS="$SLKCFLAGS" \
   --build=$ARCH-slackware-linux
 
 make
-make install DESTDIR=$PKG
+make install -j1 DESTDIR=$PKG
 
 rm -f $PKG/{,usr/}lib${LIBDIRSUFFIX}/*.la