diff --git a/emulators/ppsspp/Makefile b/emulators/ppsspp/Makefile
index e6be6b3cf117..4aeb28099620 100644
--- a/emulators/ppsspp/Makefile
+++ b/emulators/ppsspp/Makefile
@@ -1,100 +1,100 @@
 PORTNAME=	ppsspp
 DISTVERSIONPREFIX=	v
 DISTVERSION?=	1.15.4
 PORTREVISION?=	0
 CATEGORIES=	emulators
 # XXX Get from Debian once #697821 lands
 MASTER_SITES=	https://bazaar.launchpad.net/~sergio-br2/${PORTNAME}/debian-sdl/download/5/${PORTNAME}.1-20140802045408-dd26dik367ztj5xg-8/:manpage
 DISTFILES=	${PORTNAME}.1:manpage
 EXTRACT_ONLY=	${DISTFILES:N*\:manpage:C/:.*//}
 
 MAINTAINER=	jbeich@FreeBSD.org
 COMMENT=	PSP emulator in C++ with dynarec JIT for x86, ARM, MIPS
 WWW=		https://www.ppsspp.org/
 
 LICENSE=	GPLv2+
 
 # Bi-endian architectures default to big for some reason
 NOT_FOR_ARCHS=	mips mips64 powerpc powerpc64 powerpcspe sparc64
 NOT_FOR_ARCHS_REASON=	only little-endian is supported, see \
 		https://github.com/hrydgard/ppsspp/issues/8823
 
 LIB_DEPENDS=	libzip.so:archivers/libzip \
 		libsnappy.so:archivers/snappy \
 		libavcodec.so:multimedia/ffmpeg
 RUN_DEPENDS=	xdg-open:devel/xdg-utils
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	hrydgard
 GH_TUPLE?=	hrydgard:glslang:8.13.3743-948-gb34f619e:glslang/ext/glslang \
 		hrydgard:miniupnp:miniupnpd_2_1-502-g3a87be3:miniupnp/ext/miniupnp \
 		facebook:zstd:v1.5.5:zstd/ext/zstd \
 		google:cpu_features:v0.7.0-60-g75ec988:cpu_features/ext/cpu_features \
 		unknownbrackets:ppsspp-debugger:9776332:debugger/assets/debugger \
 		KhronosGroup:SPIRV-Cross:sdk-1.3.239.0:SPIRV/ext/SPIRV-Cross \
 		Kingcom:armips:v0.11.0-188-g7bd1ec9:armips/ext/armips \
 		Kingcom:filesystem:v1.3.2-12-g3f1c185:filesystem/ext/armips/ext/filesystem
 
 CONFLICTS_INSTALL=	${PORTNAME}-*
 
 USES=		cmake compiler:c++11-lib gl localbase:ldflags pkgconfig shared-mime-info
 EXCLUDE=	libzip zlib
 EXTRACT_AFTER_ARGS=${EXCLUDE:S,^,--exclude ,}
 USE_GL=		glew opengl
-CMAKE_ON=	USE_SYSTEM_FFMPEG USE_SYSTEM_LIBZIP USE_SYSTEM_SNAPPY USE_WAYLAND_WSI
+CMAKE_ON=	${FFMPEG LIBZIP SNAPPY:L:S/^/USE_SYSTEM_/} USE_WAYLAND_WSI
 CMAKE_OFF=	USE_DISCORD
 SUB_FILES=	pkg-message
 PORTDATA=	assets
 
 DESKTOP_ENTRIES="PPSSPP" \
 		"" \
 		"${PORTNAME}" \
 		"${PORTNAME} %f" \
 		"Game;Emulator;" \
 		""
 
 OPTIONS_DEFINE=	VULKAN
 OPTIONS_DEFAULT=VULKAN
 OPTIONS_SINGLE=	GUI
 OPTIONS_SINGLE_GUI=	LIBRETRO QT5 SDL
 OPTIONS_SLAVE?=	SDL
 OPTIONS_EXCLUDE:=	${OPTIONS_EXCLUDE} ${OPTIONS_SINGLE_GUI}
 
 LIBRETRO_DESC=	libretro core for games/retroarch
 LIBRETRO_CMAKE_BOOL=	LIBRETRO
 LIBRETRO_PLIST_FILES=	lib/libretro/${PORTNAME}_libretro.so
 LIBRETRO_VARS=	CONFLICTS_INSTALL= DESKTOP_ENTRIES= PLIST= PORTDATA= PKGMESSAGE= SUB_FILES=
 QT5_USES=	elfctl qt:5 sdl
 QT5_USE=	QT=qmake:build,buildtools:build,linguisttools:build,gui,multimedia,opengl,widgets
 QT5_USE+=	SDL=sdl2 # audio, joystick
 QT5_CMAKE_BOOL=	USING_QT_UI
 QT5_VARS=	EXENAME=PPSSPPQt ELF_FEATURES=+wxneeded:PPSSPPQt
 SDL_CATEGORIES=		wayland
 SDL_BUILD_DEPENDS=	png>=1.6:graphics/png
 SDL_LIB_DEPENDS=	libpng.so:graphics/png
 SDL_USES=	elfctl sdl
 SDL_USE=	SDL=sdl2
 SDL_VARS=	EXENAME=PPSSPPSDL ELF_FEATURES=+wxneeded:PPSSPPSDL
 VULKAN_DESC=		Vulkan renderer
 VULKAN_RUN_DEPENDS=	${LOCALBASE}/lib/libvulkan.so:graphics/vulkan-loader
 
 post-patch:
 	@${REINPLACE_CMD} -e 's/Linux/${OPSYS}/' \
 		${WRKSRC}/assets/gamecontrollerdb.txt
 	@${REINPLACE_CMD} -e 's,/usr/share,${PREFIX}/share,' \
 		${WRKSRC}/UI/NativeApp.cpp
 	@${REINPLACE_CMD} -e 's/"unknown"/"${DISTVERSIONFULL}"/' \
 		${WRKSRC}/git-version.cmake
 
 do-install-QT5-on do-install-SDL-on:
 	${MV} ${STAGEDIR}${PREFIX}/bin/${EXENAME} \
 		${STAGEDIR}${PREFIX}/bin/${PORTNAME}
 	${INSTALL_MAN} ${_DISTDIR}/${PORTNAME}.1 \
 		${STAGEDIR}${PREFIX}/share/man/man1
 
 do-install-LIBRETRO-on:
 	${MKDIR} ${STAGEDIR}${PREFIX}/${LIBRETRO_PLIST_FILES:H}
 	${INSTALL_LIB} ${BUILD_WRKSRC}/lib/${LIBRETRO_PLIST_FILES:T} \
 		${STAGEDIR}${PREFIX}/${LIBRETRO_PLIST_FILES:H}
 
 .include <bsd.port.mk>