diff --git a/deskutils/fet/Makefile b/deskutils/fet/Makefile
index 47919710b441..f3e1b34581b5 100644
--- a/deskutils/fet/Makefile
+++ b/deskutils/fet/Makefile
@@ -1,62 +1,62 @@
 PORTNAME=	fet
-DISTVERSION=	6.27.0
+DISTVERSION=	6.28.1
 CATEGORIES=	deskutils education
 MASTER_SITES=	https://lalescu.ro/liviu/fet/download/ \
 		https://lalescu.ro/liviu/fet/download/old/ \
 		https://timetabling.de/download/ \
 		https://timetabling.de/download/old/
 PKGNAMESUFFIX=	-${FLAVOR}
 
 MAINTAINER=	uzsolt@FreeBSD.org
 COMMENT=	Free timetabling software
 WWW=		https://lalescu.ro/liviu/fet/
 
 LICENSE=	GPLv3+
 LICENSE_FILE=	${WRKSRC}/COPYING
 
 FLAVORS=	qt6 qt5
 FLAVOR?=	qt6
 
 USES=		compiler:c++17-lang gl qmake qt:${FLAVOR:S/qt//} tar:bzip2
 USE_GL=		gl
 _USE_QT5=	core gui network printsupport widgets buildtools:build
 _USE_QT6=	base
 USE_QT=		${_USE_QT${FLAVOR:S/qt//}}
 
 CONFLICTS_INSTALL=	${FLAVORS:@fl@fet-${fl}@}
 
 DESKTOP_ENTRIES=	"FET" \
 			"Free timetable software" \
 			"" \
 			"fet" \
 			"Education;Qt;" \
 			true
 
 PORTEXAMPLES=	*
 
 OPTIONS_DEFINE=	EXAMPLES NLS
 OPTIONS_SUB=	yes
 
 post-patch:
 	@${REINPLACE_CMD} -e 's|/usr/share/fet|${DATADIR}|g' \
 		${WRKSRC}/src/interface/fet.cpp
 
 do-install:
 	${INSTALL_PROGRAM} ${WRKSRC}/fet ${STAGEDIR}${PREFIX}/bin
 	${INSTALL_PROGRAM} ${WRKSRC}/fet-cl ${STAGEDIR}${PREFIX}/bin
 	${INSTALL_MAN} ${WRKSRC}/man/fet*.gz ${STAGEDIR}${PREFIX}/share/man/man1
 
 do-install-EXAMPLES-on:
 	@${MKDIR} ${STAGEDIR}${EXAMPLESDIR}
 	cd ${WRKSRC}/examples && ${COPYTREE_SHARE} . ${STAGEDIR}${EXAMPLESDIR}
 
 do-install-NLS-on:
 	@${MKDIR} ${STAGEDIR}${DATADIR}/translations
 	cd ${WRKSRC}/translations && ${INSTALL_DATA} *.qm ${STAGEDIR}${DATADIR}/translations
 
 do-test:
-	${PREFIX}/bin/fet-cl --inputfile=${WRKSRC}/examples/FET-6-official/by-Volker-Dirr/German_subact_constr.fet \
+	cd ${WRKSRC} && ${PREFIX}/bin/fet-cl --inputfile=${WRKSRC}/examples/FET-6-official/by-Volker-Dirr/German_subact_constr.fet \
 		--randomseeds10=1 --randomseeds11=1 --randomseeds12=1 \
 		--randomseeds20=1 --randomseeds21=1 --randomseeds22=1
 
 .include <bsd.port.mk>
diff --git a/deskutils/fet/distinfo b/deskutils/fet/distinfo
index c25cc4138f90..5522174601b9 100644
--- a/deskutils/fet/distinfo
+++ b/deskutils/fet/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1729679603
-SHA256 (fet-6.27.0.tar.bz2) = 317aac67b1224261d91caf2b61690b7d4fea6d9512c71c33791273feaaa8d878
-SIZE (fet-6.27.0.tar.bz2) = 21293924
+TIMESTAMP = 1731926211
+SHA256 (fet-6.28.1.tar.bz2) = 9c595aca0f6b34ba0638702d8a6f6a20a5dfde2a84aa07496c67b7cf8e01d07a
+SIZE (fet-6.28.1.tar.bz2) = 15405449