diff --git a/cad/netgen/Makefile b/cad/netgen/Makefile
index 5abc4da67680..dd6cfc263a40 100644
--- a/cad/netgen/Makefile
+++ b/cad/netgen/Makefile
@@ -14,6 +14,8 @@ DISTNAME=	ngs${PORTVERSION:S/.//g}
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	An automatic 3D tetrahedral mesh generator
 
+BROKEN=		Does not build
+
 LIB_DEPENDS=	tix8184:${PORTSDIR}/x11-toolkits/tix
 
 USE_GCC=	3.3	# netgen-4.4 is BROKEN with gcc-3.4 on 5.3-STABLE.
diff --git a/x11-toolkits/ruby-fox-devel/Makefile b/x11-toolkits/ruby-fox-devel/Makefile
index 21d1e5639e3b..a9a41d92685e 100644
--- a/x11-toolkits/ruby-fox-devel/Makefile
+++ b/x11-toolkits/ruby-fox-devel/Makefile
@@ -24,6 +24,8 @@ LIB_DEPENDS=	FOX-1.4:${PORTSDIR}/x11-toolkits/fox-devel \
 		jpeg.9:${PORTSDIR}/graphics/jpeg \
 		fxscintilla.17:${PORTSDIR}/x11-toolkits/fxscintilla
 
+BROKEN=		Does not build
+
 USE_RUBY=	yes
 USE_RUBY_SETUP=	yes
 RUBY_SETUP=	install.rb
diff --git a/x11-toolkits/ruby-fox12/Makefile b/x11-toolkits/ruby-fox12/Makefile
index 21d1e5639e3b..a9a41d92685e 100644
--- a/x11-toolkits/ruby-fox12/Makefile
+++ b/x11-toolkits/ruby-fox12/Makefile
@@ -24,6 +24,8 @@ LIB_DEPENDS=	FOX-1.4:${PORTSDIR}/x11-toolkits/fox-devel \
 		jpeg.9:${PORTSDIR}/graphics/jpeg \
 		fxscintilla.17:${PORTSDIR}/x11-toolkits/fxscintilla
 
+BROKEN=		Does not build
+
 USE_RUBY=	yes
 USE_RUBY_SETUP=	yes
 RUBY_SETUP=	install.rb