diff --git a/science/py-GPy/Makefile b/science/py-GPy/Makefile
index b128352a3649..92b226407488 100644
--- a/science/py-GPy/Makefile
+++ b/science/py-GPy/Makefile
@@ -1,22 +1,26 @@
 PORTNAME=	GPy
 DISTVERSION=	1.10.0
 CATEGORIES=	science python
 MASTER_SITES=	CHEESESHOP
 PKGNAMEPREFIX=	${PYTHON_PKGNAMEPREFIX}
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Gaussian process toolbox
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE.txt
 
+.if !exists(/usr/include/omp.h)
+BROKEN=		requires OpenMP support that is missing on this architecture
+.endif
+
 BUILD_DEPENDS=	${PYNUMPY}
 RUN_DEPENDS=	${PYNUMPY} \
 		${PYTHON_PKGNAMEPREFIX}scipy>=1.3.0:science/py-scipy@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}six>0:devel/py-six@${PY_FLAVOR} \
 		${PYTHON_PKGNAMEPREFIX}paramz>=0.9.0:science/py-paramz@${PY_FLAVOR}
 
 USES=		localbase python:3.6+
 USE_PYTHON=	distutils autoplist
 
 .include <bsd.port.mk>