diff --git a/src/calibre/headless/main.cpp b/src/calibre/headless/main.cpp
index 6e980b10ff..c6101bece0 100644
--- a/src/calibre/headless/main.cpp
+++ b/src/calibre/headless/main.cpp
@@ -6,11 +6,7 @@ QT_BEGIN_NAMESPACE
 class HeadlessIntegrationPlugin : public QPlatformIntegrationPlugin
 {
     Q_OBJECT
-#if (QT_VERSION >= QT_VERSION_CHECK(5, 5, 0))
-    Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QPA.QPlatformIntegrationFactoryInterface.5.3" FILE "headless.json")
-#else
-    Q_PLUGIN_METADATA(IID "org.qt-project.Qt.QPA.QPlatformIntegrationFactoryInterface.5.2" FILE "headless.json")
-#endif
+    Q_PLUGIN_METADATA(IID QPlatformIntegrationFactoryInterface_iid FILE "headless.json")
 public:
     QPlatformIntegration *create(const QString&, const QStringList&);
 };