diff --git a/multimedia/helvum/Makefile b/multimedia/helvum/Makefile
index 062bd9ee33fa..272acfa58b3a 100644
--- a/multimedia/helvum/Makefile
+++ b/multimedia/helvum/Makefile
@@ -1,44 +1,53 @@
 PORTNAME=	helvum
 DISTVERSION=	0.5.1
-PORTREVISION=	2
+PORTREVISION=	3
 CATEGORIES=	multimedia
 
 MAINTAINER=	jbeich@FreeBSD.org
 COMMENT=	GTK patchbay for PipeWire
 WWW=		https://gitlab.freedesktop.org/ryuukyu/helvum
 
 LICENSE=	GPLv3
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 LIB_DEPENDS=	libgraphene-1.0.so:graphics/graphene \
 		libpipewire-0.3.so:multimedia/pipewire
 
 USES=		cargo gnome llvm meson pkgconfig
 USE_GITLAB=	yes
 USE_GNOME=	cairo gtk40 libadwaita
 GL_SITE=	https://gitlab.freedesktop.org
 GL_ACCOUNT=	ryuukyu
 MAKE_ENV=	${CARGO_ENV}
-PLIST_FILES=	bin/${PORTNAME}
+CARGO_BUILD=	no
+CARGO_INSTALL=	no
+CARGO_TEST=	no
+PLIST_FILES=	bin/${PORTNAME} \
+		share/applications/org.pipewire.Helvum.desktop \
+		share/icons/hicolor/scalable/apps/org.pipewire.Helvum.svg \
+		share/icons/hicolor/symbolic/apps/org.pipewire.Helvum-symbolic.svg \
+		share/metainfo/org.pipewire.Helvum.metainfo.xml
 
 post-patch:
 	@${REINPLACE_CMD} -e 's,"llvm-config,"${LLVM_CONFIG},' \
 		${WRKSRC_crate_clang-sys}/build/common.rs \
 		${WRKSRC_crate_clang-sys}/src/support.rs
 	@${REINPLACE_CMD} -e '/update_desktop_database/d' \
 		${WRKSRC}/meson.build
 # Make each cargo subcommand very verbose
+# Add explicit <triple> subdir for --target from USES=cargo
 	@${REINPLACE_CMD} -e "/cargo_options =/s/ '--/&verbose', &verbose', &/" \
+		-e "/cp/s,'src',& / '${CARGO_BUILD_TARGET}'," \
 		${WRKSRC}/src/meson.build
 
 post-install:
 	@${STRIP_CMD} ${STAGEDIR}${PREFIX}/bin/${PORTNAME}
 
 # XXX Drop after FreeBSD 12.4 EOL around 2023-12-31
 # https://cgit.freebsd.org/src/commit/?id=7a202823aa54
 .if !exists(/usr/include/sys/eventfd.h)
 LIB_DEPENDS+=	libepoll-shim.so:devel/libepoll-shim
 LDFLAGS+=	-lepoll-shim
 .endif
 
 .include <bsd.port.mk>