diff --git a/src/backendmanager.cpp b/src/backendmanager.cpp
index e1013d5..4bded53 100644
--- a/src/backendmanager.cpp
+++ b/src/backendmanager.cpp
@@ -164,18 +164,11 @@ QFileInfo BackendManager::preferredBackend(const QString &backend)
 
 QFileInfoList BackendManager::listBackends()
 {
-    // Compile a list of installed backends first
-    const QString backendFilter = QStringLiteral("KSC_*");
-    const QStringList paths = QCoreApplication::libraryPaths();
-    QFileInfoList finfos;
-    for (const QString &path : paths) {
-        const QDir dir(path + QStringLiteral("/kf" QT_STRINGIFY(QT_VERSION_MAJOR) "/kscreen/"),
-                       backendFilter,
-                       QDir::SortFlags(QDir::QDir::Name),
-                       QDir::NoDotAndDotDot | QDir::Files);
-        finfos.append(dir.entryInfoList());
-    }
-    return finfos;
+    const QDir dir(QLatin1String(NIXPKGS_LIBKSCREEN_BACKENDS),
+                   QStringLiteral("KSC_*"),
+                   QDir::SortFlags(QDir::QDir::Name),
+                   QDir::NoDotAndDotDot | QDir::Files);
+    return dir.entryInfoList();
 }
 
 void BackendManager::setBackendArgs(const QVariantMap &arguments)