diff --git a/src/core/worker.cpp b/src/core/worker.cpp
index da423731c..443c8db19 100644
--- a/src/core/worker.cpp
+++ b/src/core/worker.cpp
@@ -343,13 +343,13 @@ Worker *Worker::createWorker(const QString &protocol, const QUrl &url, int &erro
         return nullptr;
     }
 
-    if (protocol == QLatin1String("admin") && !lib_path.startsWith(QLatin1String{KDE_INSTALL_FULL_KIO_PLUGINDIR})) {
+    if (protocol == QLatin1String("admin") && !lib_path.startsWith(QLatin1String("/nix/store"))) {
         error_text = i18nc("@info %2 and %3 are paths",
                            "The KIO worker for protocol “%1” in %2 was not loaded because all KIO workers which are located outside of %3 and ask for elevated "
                            "privileges are considered insecure.",
                            protocol,
                            lib_path,
-                           QLatin1String{KDE_INSTALL_FULL_KIO_PLUGINDIR});
+                           QLatin1String("/nix/store"));
         error = KIO::ERR_CANNOT_CREATE_WORKER;
         return nullptr;
     }