diff --git a/lang/guile-aclocal/Makefile b/lang/guile-aclocal/Makefile
index 53a119c0317c..b3da291c437c 100644
--- a/lang/guile-aclocal/Makefile
+++ b/lang/guile-aclocal/Makefile
@@ -3,6 +3,8 @@ CATEGORIES=	lang scheme
 PKGNAMESUFFIX=
 DISTNAME=	guile-${DISTVERSIONPREFIX}${DISTVERSION}${DISTVERSIONSUFFIX}
 
+NOT_FOR_ARCHS=	# disable MASTERDIR's NOT_FOR_ARCHS
+
 MASTERDIR=	${.CURDIR}/../guile3
 
 NO_ARCH=	yes
diff --git a/lang/guile3/Makefile b/lang/guile3/Makefile
index b7fe90db599b..8490b300eaa5 100644
--- a/lang/guile3/Makefile
+++ b/lang/guile3/Makefile
@@ -11,7 +11,7 @@ WWW=		https://www.gnu.org/software/guile/
 LICENSE=	GPLv3 LGPL3
 LICENSE_COMB=	multi
 
-NOT_FOR_ARCHS=	armv7 i386
+NOT_FOR_ARCHS?=	armv7 i386
 NOT_FOR_ARCHS_REASON=	Does not build on armv7 and i386
 
 USES=		tar:lz