diff --git a/math/gretl/Makefile b/math/gretl/Makefile
index 9a57b385f60a..9dfe954ab2bd 100644
--- a/math/gretl/Makefile
+++ b/math/gretl/Makefile
@@ -11,6 +11,8 @@ WWW=		https://gretl.sourceforge.net/
 LICENSE=	GPLv3
 LICENSE_FILE=	${WRKSRC}/COPYING
 
+BROKEN_FreeBSD_13=	configure fails: checking for gnuplot >= 5.2 with cairo support... no
+
 LIB_DEPENDS=	libcurl.so:ftp/curl \
 		libfftw3.so:math/fftw3 \
 		libgmp.so:math/gmp \