diff --git a/dev-qt/qtgui/files/qtgui-5.15.7-fix-no-dbus.patch b/dev-qt/qtgui/files/qtgui-5.15.7-fix-no-dbus.patch
new file mode 100644
index 000000000..74aa5a213
--- /dev/null
+++ b/dev-qt/qtgui/files/qtgui-5.15.7-fix-no-dbus.patch
@@ -0,0 +1,94 @@
+From 6b95957de0ca356e566ac82924b28544effb3579 Mon Sep 17 00:00:00 2001
+From: Andreas Sturmlechner <asturm@gentoo.org>
+Date: Fri, 9 Sep 2022 20:13:13 +0200
+Subject: [PATCH] Replace #if QT_CONFIG(dbus) with #ifndef QT_NO_DBUS
+
+Signed-off-by: Andreas Sturmlechner <asturm@gentoo.org>
+---
+ src/gui/kernel/qguiapplication.cpp                 |  2 +-
+ .../services/genericunix/qgenericunixservices.cpp  | 14 +++++++-------
+ 2 files changed, 8 insertions(+), 8 deletions(-)
+
+diff --git a/src/gui/kernel/qguiapplication.cpp b/src/gui/kernel/qguiapplication.cpp
+index 87643a3a39..e191420303 100644
+--- a/src/gui/kernel/qguiapplication.cpp
++++ b/src/gui/kernel/qguiapplication.cpp
+@@ -263,7 +263,7 @@ static void initThemeHints()
+ 
+ static bool checkNeedPortalSupport()
+ {
+-#if QT_CONFIG(dbus)
++#ifndef QT_NO_DBUS
+     return !QStandardPaths::locate(QStandardPaths::RuntimeLocation, QLatin1String("flatpak-info")).isEmpty() || qEnvironmentVariableIsSet("SNAP");
+ #else
+     return false;
+diff --git a/src/platformsupport/services/genericunix/qgenericunixservices.cpp b/src/platformsupport/services/genericunix/qgenericunixservices.cpp
+index 2abe039126..69ff0de916 100644
+--- a/src/platformsupport/services/genericunix/qgenericunixservices.cpp
++++ b/src/platformsupport/services/genericunix/qgenericunixservices.cpp
+@@ -54,7 +54,7 @@
+ #include <QtGui/QGuiApplication>
+ #include <QtGui/QWindow>
+ 
+-#if QT_CONFIG(dbus)
++#ifndef QT_NO_DBUS
+ // These QtCore includes are needed for xdg-desktop-portal support
+ #include <QtCore/private/qcore_unix_p.h>
+ 
+@@ -185,7 +185,7 @@ static inline bool launch(const QString &launcher, const QUrl &url)
+     return ok;
+ }
+ 
+-#if QT_CONFIG(dbus)
++#ifndef QT_NO_DBUS
+ static inline bool checkNeedPortalSupport()
+ {
+     return !QStandardPaths::locate(QStandardPaths::RuntimeLocation, QLatin1String("flatpak-info")).isEmpty() || qEnvironmentVariableIsSet("SNAP");
+@@ -392,7 +392,7 @@ private:
+ 
+ QGenericUnixServices::QGenericUnixServices()
+ {
+-#if QT_CONFIG(dbus)
++#ifndef QT_NO_DBUS
+     if (qEnvironmentVariableIntValue("QT_NO_XDG_DESKTOP_PORTAL") > 0) {
+         return;
+     }
+@@ -417,7 +417,7 @@ QGenericUnixServices::QGenericUnixServices()
+ 
+ QPlatformServiceColorPicker *QGenericUnixServices::colorPicker(QWindow *parent)
+ {
+-#if QT_CONFIG(dbus)
++#ifndef QT_NO_DBUS
+     // Make double sure that we are in a wayland environment. In particular check
+     // WAYLAND_DISPLAY so also XWayland apps benefit from portal-based color picking.
+     // Outside wayland we'll rather rely on other means than the XDG desktop portal.
+@@ -441,7 +441,7 @@ QByteArray QGenericUnixServices::desktopEnvironment() const
+ bool QGenericUnixServices::openUrl(const QUrl &url)
+ {
+     if (url.scheme() == QLatin1String("mailto")) {
+-#if QT_CONFIG(dbus)
++#ifndef QT_NO_DBUS
+         if (checkNeedPortalSupport()) {
+             QDBusError error = xdgDesktopPortalSendEmail(url);
+             if (isPortalReturnPermanent(error))
+@@ -453,7 +453,7 @@ bool QGenericUnixServices::openUrl(const QUrl &url)
+         return openDocument(url);
+     }
+ 
+-#if QT_CONFIG(dbus)
++#ifndef QT_NO_DBUS
+     if (checkNeedPortalSupport()) {
+         QDBusError error = xdgDesktopPortalOpenUrl(url);
+         if (isPortalReturnPermanent(error))
+@@ -470,7 +470,7 @@ bool QGenericUnixServices::openUrl(const QUrl &url)
+ 
+ bool QGenericUnixServices::openDocument(const QUrl &url)
+ {
+-#if QT_CONFIG(dbus)
++#ifndef QT_NO_DBUS
+     if (checkNeedPortalSupport()) {
+         QDBusError error = xdgDesktopPortalOpenFile(url);
+         if (isPortalReturnPermanent(error))
+-- 
+2.38.1
+
diff --git a/dev-qt/qtgui/qtgui-5.15.7.ebuild b/dev-qt/qtgui/qtgui-5.15.7.ebuild
index bd5a8d4e4..0e86537a5 100644
--- a/dev-qt/qtgui/qtgui-5.15.7.ebuild
+++ b/dev-qt/qtgui/qtgui-5.15.7.ebuild
@@ -74,6 +74,9 @@ PDEPEND="
 	wayland? ( =dev-qt/qtwayland-${QT5_PV}* )
 "
 
+# workaround the fact that QT_CONFIG(dbus) does not work for us
+PATCHES=( "${FILESDIR}/${P}-fix-no-dbus.patch" )
+
 QT5_TARGET_SUBDIRS=(
 	src/tools/qvkgen
 	src/gui