diff --git a/audio/inscore/Makefile b/audio/inscore/Makefile
index 3fa27b4277d9..c01cfabe287e 100644
--- a/audio/inscore/Makefile
+++ b/audio/inscore/Makefile
@@ -1,36 +1,37 @@
 PORTNAME=	inscore
 PORTVERSION=	1.28
 CATEGORIES=	audio
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Environment for the design of interactive augmented music scores
 
 LICENSE=	LGPL21
 LICENSE_FILE=	${WRKSRC}/src/license.txt
 
 LIB_DEPENDS=	libGUIDOEngine.so:audio/guidolib \
 		libguidoar.so:audio/guidoar \
 		libmicrohttpd.so:www/libmicrohttpd
 
 USES=		cmake gnome qt:5
 USE_QT=		core declarative gui network multimedia opengl printsupport sensors svg widgets websockets \
 		qmake_build buildtools_build
 USE_LDCONFIG=	yes
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	grame-cncm
 GH_TAGNAME=	v${PORTVERSION:S/.//}
 GH_TUPLE=	grame-cncm:guidolib:3cf3d88:guidolib/modules/guidolib # this uses some un-installed parts of the guidolib project, partucularly QGuidoPainter.h
 
 CMAKE_SOURCE_PATH=	${WRKSRC}/build
 
 CXXFLAGS+=	-I${LOCALBASE}/include/guido -I${LOCALBASE}/include/guidoar
 CXXFLAGS_powerpc64=	-DOSC_HOST_BIG_ENDIAN
+CXXFLAGS_powerpc=	-DOSC_HOST_BIG_ENDIAN
 
 OPTIONS_DEFINE=		DOCS EXAMPLES
 OPTIONS_DEFAULT=	DOCS EXAMPLES
 
 PORTDOCS=	*
 PORTEXAMPLES=	*
 
 .include <bsd.port.mk>