Index: head/x11-wm/i3/Makefile
===================================================================
--- head/x11-wm/i3/Makefile
+++ head/x11-wm/i3/Makefile
@@ -35,6 +35,7 @@
 CONFIGURE_ENV=	ac_cv_path_PATH_ASCIIDOC=""
 LDFLAGS+=	${ICONV_LIB}
 INSTALL_TARGET=	install-strip
+MAKE_JOBS_UNSAFE=	yes
 
 CONFLICTS_INSTALL=	i3-gaps