--- a/src/tools/macdeployqt/shared/shared.cpp
+++ b/src/tools/macdeployqt/shared/shared.cpp
@@ -1280,6 +1280,10 @@ bool deployQmlImports(const QString &appBundlePath, DeploymentInfo deploymentInf
     if (!QFile::exists(qmlImportScannerPath))
         qmlImportScannerPath = QCoreApplication::applicationDirPath() + "/qmlimportscanner";
 
+    // Fallback: Pass qml import scanner via environment variable
+    if (!QFile::exists(qmlImportScannerPath))
+        qmlImportScannerPath = ::qgetenv("NIX_QMLIMPORTSCANNER");
+
     // Verify that we found a qmlimportscanner binary
     if (!QFile::exists(qmlImportScannerPath)) {
         LogError() << "qmlimportscanner not found at" << qmlImportScannerPath;