diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1d07700..931ac1c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -66,8 +66,6 @@ elseif(APPLE)
 else()
     set(tenmon_ICON "")
     find_package(Qt6 COMPONENTS DBus REQUIRED)
-    find_package(PkgConfig REQUIRED)
-    pkg_search_module(GIO REQUIRED gio-2.0)
 endif()
 
 qt_add_executable(tenmon WIN32 MACOSX_BUNDLE ${tenmon_ICON} ${TENMON_SRC})
@@ -80,15 +78,12 @@ if(COLOR_MANAGMENT)
     target_compile_definitions(tenmon PRIVATE "COLOR_MANAGMENT")
 endif(COLOR_MANAGMENT)
 
-if(UNIX AND NOT APPLE)
-    target_include_directories(tenmon PRIVATE ${GIO_INCLUDE_DIRS})
-endif()
 
 target_link_libraries(tenmon PRIVATE Qt6::Widgets Qt6::Sql Qt6::OpenGLWidgets Qt6::Qml ${GSL_LIB} ${GSLCBLAS_LIB} ${EXIF_LIB} ${FITS_LIB} ${RAW_LIB} ${WCS_LIB} XISF lcms2)
 if(APPLE)
     target_link_libraries(tenmon PRIVATE Qt6::DBus "-framework CoreFoundation")
 elseif(UNIX)
-    target_link_libraries(tenmon PRIVATE Qt6::DBus ${GIO_LDFLAGS})
+    target_link_libraries(tenmon PRIVATE Qt6::DBus)
 endif(APPLE)
 
 if(LIBRAW_STATIC)
@@ -96,6 +91,11 @@ if(LIBRAW_STATIC)
     target_link_libraries(tenmon PRIVATE jasper)
 endif()
 
+option(FLATPAK "Flatpak build" OFF)
+if(FLATPAK)
+    target_compile_definitions(tenmon PRIVATE FLATPAK)
+endif(FLATPAK)
+
 install(TARGETS tenmon BUNDLE DESTINATION .)
 if(UNIX AND NOT APPLE)
     include(GNUInstallDirs)
diff --git a/README b/README
index a733e1b..a169d7a 100644
--- a/README
+++ b/README
@@ -2,7 +2,7 @@ FITS/XISF image viewer with multithreaded image loading
 
 To get all dependencies install these packages
 
-    sudo apt install qt6-base-dev qt6-declarative-dev libqt6opengl6-dev libraw-dev libexif-dev libcfitsio-dev libgsl-dev wcslib-dev cmake libzstd-dev pkg-config libqt6sql6-sqlite
+    sudo apt install qt6-base-dev qt6-declarative-dev libqt6opengl6-dev libraw-dev libexif-dev libcfitsio-dev libgsl-dev wcslib-dev cmake libzstd-dev libqt6sql6-sqlite
 
 on OpenSUSE
 
diff --git a/delete.cpp b/delete.cpp
index ea5ae5f..6244368 100644
--- a/delete.cpp
+++ b/delete.cpp
@@ -1,20 +1,30 @@
-#ifdef __linux__
+#ifdef FLATPAK
 
-#define QT_NO_KEYWORDS
+#include <QDBusConnection>
+#include <QDBusMessage>
+#include <QDBusUnixFileDescriptor>
 #include <QString>
-#include <iostream>
-#include <gio/gio.h>
+#include <fcntl.h>
+#include <unistd.h>
 
 //flatpak bug prevent to use QFile::moveToTrash
 bool moveToTrash(const QString &path)
 {
-    GFile *gfile = g_file_new_for_path(path.toLocal8Bit().data());
-    GError *error = nullptr;
-    g_file_trash(gfile, nullptr, &error);
-    if(error)std::cerr << "failed to trash file " << error->code << " " << error->message << std::endl;
-    g_clear_error(&error);
-    g_object_unref(gfile);
-    return true;
+    QDBusConnection con = QDBusConnection::sessionBus();
+    QDBusMessage message = QDBusMessage::createMethodCall("org.freedesktop.portal.Desktop", "/org/freedesktop/portal/desktop", "org.freedesktop.portal.Trash", "TrashFile");
+    int fd = ::open(path.toLocal8Bit().data(), O_RDWR);
+    if(fd >= 0)
+    {
+        QList<QVariant> args = {QVariant::fromValue(QDBusUnixFileDescriptor(fd))};
+        message.setArguments(args);
+        QDBusMessage reply = con.call(message);
+        ::close(fd);
+        if(reply.type() == QDBusMessage::ReplyMessage && reply.arguments().size() && reply.arguments().first().toInt())
+            return true;
+        else
+            return false;
+    }
+    return false;
 }
 
 #else