diff --git a/packages/devel/bison/package.mk b/packages/devel/bison/package.mk
index 506b177e51..3b97730ba5 100644
--- a/packages/devel/bison/package.mk
+++ b/packages/devel/bison/package.mk
@@ -10,6 +10,7 @@ PKG_SITE="http://www.gnu.org/software/bison/"
 PKG_URL="http://ftpmirror.gnu.org/bison/$PKG_NAME-$PKG_VERSION.tar.xz"
 PKG_DEPENDS_HOST="ccache:host m4:host"
 PKG_LONGDESC="A general-purpose parser generator."
+PKG_BUILD_FLAGS="-parallel"
 
 PKG_CONFIGURE_OPTS_HOST="--disable-rpath --with-gnu-ld"