diff --git a/eclass/gear.kde.org.eclass b/eclass/gear.kde.org.eclass
index f630c26a7a..b62497e69b 100644
--- a/eclass/gear.kde.org.eclass
+++ b/eclass/gear.kde.org.eclass
@@ -291,6 +291,7 @@ if $(ver_test -gt 24.10.75); then
 	case ${PN} in
 		kalzium | \
 		kwave | \
+		marble | \
 		minuet | \
 		step)
 			RDEPEND+=" !${CATEGORY}/${PN}:5" ;;
diff --git a/kde-apps/marble/marble-9999.ebuild b/kde-apps/marble/marble-9999.ebuild
index 357ceb040b..6f7db8d670 100644
--- a/kde-apps/marble/marble-9999.ebuild
+++ b/kde-apps/marble/marble-9999.ebuild
@@ -5,15 +5,15 @@ EAPI=8
 
 ECM_HANDBOOK="optional" # see src/apps/marble-kde/CMakeLists.txt
 ECM_TEST="forceoptional"
-KFMIN=5.115.0
-QTMIN=5.15.12
+KFMIN=6.5.0
+QTMIN=6.7.2
 inherit ecm gear.kde.org
 
 DESCRIPTION="Virtual Globe and World Atlas to learn more about Earth"
 HOMEPAGE="https://marble.kde.org/"
 
 LICENSE="GPL-2" # TODO: CHECK
-SLOT="5/$(ver_cut 1-2)"
+SLOT="6/$(ver_cut 1-2)"
 KEYWORDS=""
 IUSE="aprs +dbus designer +geolocation gps +kde +pbf phonon shapefile +webengine"
 
@@ -22,45 +22,39 @@ RESTRICT="test"
 
 # FIXME (new package): libwlocate, WLAN-based geolocation
 DEPEND="
-	>=dev-qt/qtconcurrent-${QTMIN}:5
-	>=dev-qt/qtdeclarative-${QTMIN}:5
-	>=dev-qt/qtgui-${QTMIN}:5
-	>=dev-qt/qtnetwork-${QTMIN}:5
-	>=dev-qt/qtprintsupport-${QTMIN}:5
-	>=dev-qt/qtsql-${QTMIN}:5
-	>=dev-qt/qtsvg-${QTMIN}:5
-	>=dev-qt/qtwidgets-${QTMIN}:5
-	>=dev-qt/qtxml-${QTMIN}:5
+	>=dev-qt/qt5compat-${QTMIN}:6
+	>=dev-qt/qtbase-${QTMIN}:6[concurrent,dbus?,gui,network,sql,widgets,xml]
+	>=dev-qt/qtdeclarative-${QTMIN}:6
+	>=dev-qt/qtsvg-${QTMIN}:6
 	sys-libs/zlib
-	aprs? ( >=dev-qt/qtserialport-${QTMIN}:5 )
-	dbus? ( >=dev-qt/qtdbus-${QTMIN}:5 )
-	designer? ( >=dev-qt/designer-${QTMIN}:5 )
-	geolocation? ( >=dev-qt/qtpositioning-${QTMIN}:5 )
-	gps? ( sci-geosciences/gpsd )
+	aprs? ( >=dev-qt/qtserialport-${QTMIN}:6 )
+	designer? ( >=dev-qt/qttools-${QTMIN}:6[designer] )
+	geolocation? ( >=dev-qt/qtpositioning-${QTMIN}:6 )
+	gps? ( sci-geosciences/gpsd:= )
 	kde? (
-		>=kde-frameworks/kconfig-${KFMIN}:5
-		>=kde-frameworks/kconfigwidgets-${KFMIN}:5
-		>=kde-frameworks/kcoreaddons-${KFMIN}:5
-		>=kde-frameworks/kcrash-${KFMIN}:5
-		>=kde-frameworks/ki18n-${KFMIN}:5
-		>=kde-frameworks/kio-${KFMIN}:5
-		>=kde-frameworks/knewstuff-${KFMIN}:5
-		>=kde-frameworks/kparts-${KFMIN}:5
-		>=kde-frameworks/krunner-${KFMIN}:5
-		>=kde-frameworks/kservice-${KFMIN}:5
-		>=kde-frameworks/kwallet-${KFMIN}:5
+		>=kde-frameworks/kconfig-${KFMIN}:6
+		>=kde-frameworks/kconfigwidgets-${KFMIN}:6
+		>=kde-frameworks/kcoreaddons-${KFMIN}:6
+		>=kde-frameworks/kcrash-${KFMIN}:6
+		>=kde-frameworks/ki18n-${KFMIN}:6
+		>=kde-frameworks/kio-${KFMIN}:6
+		>=kde-frameworks/knewstuff-${KFMIN}:6
+		>=kde-frameworks/kparts-${KFMIN}:6
+		>=kde-frameworks/krunner-${KFMIN}:6
+		>=kde-frameworks/kservice-${KFMIN}:6
+		>=kde-frameworks/kwallet-${KFMIN}:6
 	)
 	pbf? ( dev-libs/protobuf:= )
-	phonon? ( >=media-libs/phonon-4.12.0[qt5(-)] )
+	phonon? ( >=media-libs/phonon-4.12.0[qt6(-)] )
 	shapefile? ( sci-libs/shapelib:= )
 	webengine? (
-		>=dev-qt/qtwebchannel-${QTMIN}:5
-		>=dev-qt/qtwebengine-${QTMIN}:5[widgets]
+		>=dev-qt/qtwebchannel-${QTMIN}:6
+		>=dev-qt/qtwebengine-${QTMIN}:6[widgets]
 	)
 "
 RDEPEND="${DEPEND}"
 BDEPEND="
-	>=dev-qt/linguist-tools-${QTMIN}:5
+	>=dev-qt/qttools-${QTMIN}:6[linguist]
 	aprs? ( dev-lang/perl )
 "
 
@@ -75,16 +69,16 @@ src_prepare() {
 src_configure() {
 	local mycmakeargs=(
 		$(cmake_use_find_package aprs Perl)
-		$(cmake_use_find_package geolocation Qt5Positioning)
+		$(cmake_use_find_package geolocation Qt6Positioning)
 		-DBUILD_MARBLE_TESTS=$(usex test)
+		-DBUILD_WITH_DBUS=$(usex dbus)
 		-DWITH_DESIGNER_PLUGIN=$(usex designer)
 		-DWITH_libgps=$(usex gps)
-		-DWITH_KF5=$(usex kde)
+		-DWITH_KF6=$(usex kde)
 		$(cmake_use_find_package pbf Protobuf)
-		-DWITH_Phonon4Qt5=$(usex phonon)
+		-DWITH_Phonon4Qt6=$(usex phonon)
 		-DWITH_libshp=$(usex shapefile)
-		$(cmake_use_find_package webengine Qt5WebEngine)
-		$(cmake_use_find_package webengine Qt5WebEngineWidgets)
+		$(cmake_use_find_package webengine Qt6WebEngineWidgets)
 		-DWITH_libwlocate=OFF
 		# bug 608890
 		-DKDE_INSTALL_CONFDIR="/etc/xdg"