diff --git a/src/plugins/platformthemes/xdgdesktopportal/qxdgdesktopportalfiledialog.cpp b/src/plugins/platformthemes/xdgdesktopportal/qxdgdesktopportalfiledialog.cpp
index 85bdd1ab88..66e374f621 100644
--- a/src/plugins/platformthemes/xdgdesktopportal/qxdgdesktopportalfiledialog.cpp
+++ b/src/plugins/platformthemes/xdgdesktopportal/qxdgdesktopportalfiledialog.cpp
@@ -302,6 +302,7 @@ void QXdgDesktopPortalFileDialog::openPortal()
                                                   this,
                                                   SLOT(gotResponse(uint,QVariantMap)));
         }
+        watcher->deleteLater();
     });
 }
 
diff --git a/src/plugins/platformthemes/xdgdesktopportal/qxdgdesktopportaltheme.cpp b/src/plugins/platformthemes/xdgdesktopportal/qxdgdesktopportaltheme.cpp
index fb324afbd8..2fc3167fd5 100644
--- a/src/plugins/platformthemes/xdgdesktopportal/qxdgdesktopportaltheme.cpp
+++ b/src/plugins/platformthemes/xdgdesktopportal/qxdgdesktopportaltheme.cpp
@@ -111,6 +111,7 @@ QXdgDesktopPortalTheme::QXdgDesktopPortalTheme()
         if (reply.isValid()) {
             d->fileChooserPortalVersion = reply.value().toUInt();
         }
+        watcher->deleteLater();
     });
 }