diff --git a/pkgs/development/libraries/kde-frameworks/kwindowsystem/platform-plugins-path.patch b/pkgs/development/libraries/kde-frameworks/kwindowsystem/platform-plugins-path.patch
index ae0da37922e9..7c86454c5cf6 100644
--- a/pkgs/development/libraries/kde-frameworks/kwindowsystem/platform-plugins-path.patch
+++ b/pkgs/development/libraries/kde-frameworks/kwindowsystem/platform-plugins-path.patch
@@ -1,13 +1,13 @@
-Index: kwindowsystem-5.32.0/src/pluginwrapper.cpp
-===================================================================
---- kwindowsystem-5.32.0.orig/src/pluginwrapper.cpp
-+++ kwindowsystem-5.32.0/src/pluginwrapper.cpp
-@@ -37,14 +37,9 @@ Q_GLOBAL_STATIC(KWindowSystemPluginWrapp
+diff --git a/src/pluginwrapper.cpp b/src/pluginwrapper.cpp
+index 8e6298a..210989a 100644
+--- a/src/pluginwrapper.cpp
++++ b/src/pluginwrapper.cpp
+@@ -37,14 +37,10 @@ Q_GLOBAL_STATIC(KWindowSystemPluginWrapper, s_pluginWrapper)
  static QStringList pluginCandidates()
  {
      QStringList ret;
 -    foreach (const QString &path, QCoreApplication::libraryPaths()) {
--        QDir pluginDir(path + QLatin1Literal("/kf5/org.kde.kwindowsystem.platforms"));
+-        QDir pluginDir(path + QLatin1String("/kf5/org.kde.kwindowsystem.platforms"));
 -        if (!pluginDir.exists()) {
 -            continue;
 -        }
@@ -15,7 +15,8 @@ Index: kwindowsystem-5.32.0/src/pluginwrapper.cpp
 -            ret << pluginDir.absoluteFilePath(entry);
 -        }
 +    QDir pluginDir(QLatin1String(NIXPKGS_QT_PLUGIN_PATH) + QLatin1Literal("/kf5/org.kde.kwindowsystem.platforms"));
-+    foreach (const QString &entry, pluginDir.entryList(QDir::Files | QDir::NoDotAndDotDot)) {
++    const auto entries = pluginDir.entryList(QDir::Files | QDir::NoDotAndDotDot);
++    for (const QString &entry : entries) {
 +        ret << pluginDir.absoluteFilePath(entry);
      }
      return ret;