diff --git a/src/plugins/platformthemes/flatpak/qflatpakfiledialog.cpp b/src/plugins/platformthemes/flatpak/qflatpakfiledialog.cpp
index 186084abd44..c31b326357b 100644
--- a/src/plugins/platformthemes/flatpak/qflatpakfiledialog.cpp
+++ b/src/plugins/platformthemes/flatpak/qflatpakfiledialog.cpp
@@ -210,7 +210,7 @@ void QFlatpakFileDialog::openPortal()
             QRegularExpressionMatch match = regexp.match(filter);
             if (match.hasMatch()) {
                 QString userVisibleName = match.captured(1);
-                QStringList filterStrings = match.captured(2).split(QLatin1String(" "));
+                QStringList filterStrings = match.captured(2).split(QLatin1Char(' '), QString::SkipEmptyParts);
 
                 FilterConditionList filterConditions;
                 for (const QString &filterString : filterStrings) {