diff --git a/math/py-levmar/Makefile b/math/py-levmar/Makefile
index 3e5e28f7451c..ea49e3ad6831 100644
--- a/math/py-levmar/Makefile
+++ b/math/py-levmar/Makefile
@@ -29,6 +29,10 @@ USE_PYTHON=	distutils autoplist
 CFLAGS+=	-Wno-error=int-conversion
 .endif
 
+.if ${OPSYS} == FreeBSD && ( ${OSVERSION} >= 1400091 || ( ${OSVERSION} >= 1302507 && ${OSVERSION} < 1400000 ))
+CFLAGS+=	-Wno-error=incompatible-function-pointer-types
+.endif
+
 post-patch:
 	@${REINPLACE_CMD} -e 's|ö|o|' ${WRKSRC}/AUTHORS # breaks because of non-ascii chars