diff --git a/src/kernel/qprinter_p.h b/src/kernel/qprinter_p.h
index 79c5f827..b7f6d68c 100644
--- a/src/kernel/qprinter_p.h
+++ b/src/kernel/qprinter_p.h
@@ -43,6 +43,7 @@
 #ifndef TQT_NO_PRINTER
 
 #ifndef QT_H
+#include <ntqprinter.h>
 #include <ntqshared.h>
 #include <ntqstring.h>
 #include <ntqsize.h>
@@ -53,6 +54,8 @@ class TQPrinterPrivate
 public:
     TQ_UINT32 printerOptions;
     TQPrinter::PrintRange printRange;
+
+    virtual ~TQPrinterPrivate() {};
 };
 
 #endif