diff --git a/devel/libunicode-contour/Makefile b/devel/libunicode-contour/Makefile
index 7838bbc1e031..6642bd91877c 100644
--- a/devel/libunicode-contour/Makefile
+++ b/devel/libunicode-contour/Makefile
@@ -1,38 +1,40 @@
 PORTNAME=	libunicode
 DISTVERSIONPREFIX=	v
 DISTVERSION=	0.6.0
 CATEGORIES=	devel
 PKGNAMESUFFIX=	-contour
 
 MAINTAINER=	tagattie@FreeBSD.org
 COMMENT=	Modern C++20 Unicode library
 WWW=		https://github.com/contour-terminal/libunicode
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	${LOCALBASE}/lib/cmake/Catch2/Catch2Config.cmake:devel/catch2 \
 		UCD>=16.0.0,1:textproc/UCD
 
 USES=		cmake:testing
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	contour-terminal
 
 USE_LDCONFIG=	yes
 
 CMAKE_ARGS=	-DLIBUNICODE_UCD_DIR:STRING=${LOCALBASE}/share/unicode/ucd \
 		${CMAKE_ARGS_${ARCH}}
 CMAKE_ARGS_i386=	-DLIBUNICODE_SIMD_IMPLEMENTATION:STRING=std
+CMAKE_ARGS_powerpc64le=	-DLIBUNICODE_SIMD_IMPLEMENTATION:STRING=sse2
+CXXFLAGS_powerpc64le=	-DNO_WARN_X86_INTRINSICS -D__SSE2__
 
 CONFLICTS_INSTALL=	libunicode
 
 PORTDOCS=	README.md TODO.md
 
 OPTIONS_DEFINE=	DOCS
 
 post-install-DOCS-on:
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 	${INSTALL_MAN} ${PORTDOCS:S|^|${WRKSRC}/|} ${STAGEDIR}${DOCSDIR}
 
 .include <bsd.port.mk>