diff --git a/graphics/synfig/Makefile b/graphics/synfig/Makefile
index 892a35722afb..caeaf7d8dab1 100644
--- a/graphics/synfig/Makefile
+++ b/graphics/synfig/Makefile
@@ -10,6 +10,8 @@ WWW=		https://www.synfig.org/
 
 LICENSE=	GPLv2+
 
+BROKEN=		fails to build with boost-1.86+
+
 BUILD_DEPENDS=	etl>=1.4.5:devel/etl \
 		gsed:textproc/gsed
 LIB_DEPENDS=	libImath.so:math/Imath \