diff --git a/lib/libchmfile/libchmfile.h b/lib/libchmfile/libchmfile.h
index f5707d2..8a5a232 100644
--- a/lib/libchmfile/libchmfile.h
+++ b/lib/libchmfile/libchmfile.h
@@ -29,16 +29,9 @@
 #include <tqmap.h>
 #include <tqvaluevector.h>
 #include <tqtextcodec.h> 
-
 #include "libchmtextencoding.h"
 
-// TQt3/TQt4 compatibility: in TQt3 TQVector stores pointers, not values - so TQValueVector should be used. 
-// In TQt4 TQVector stores values, so we can use TQVector
-#if defined (USE_TQT_4)
-	#define	QT34VECTOR	TQVector
-#else
-	#define	QT34VECTOR	TQValueVector
-#endif
+#define	QT34VECTOR	TQValueVector
 
 
 //! Contains different (non-standard) image types
diff --git a/lib/libchmfile/qt34.h b/lib/libchmfile/qt34.h
index d37c3a2..19233bb 100644
--- a/lib/libchmfile/qt34.h
+++ b/lib/libchmfile/qt34.h
@@ -24,21 +24,10 @@
 
 #include <tqregexp.h>
 #include <tqstring.h>
-
-// TQt3/TQt4 compatibility: in TQt3 TQVector stores pointers, not values - so TQValueVector should be used. 
-// In TQt4 TQVector stores values, so we can use TQVector
-#if defined (USE_TQT_4)
-	#define	LIBCHMVector	TQVector
-#else
 #include <tqvaluevector.h>
-	#define	LIBCHMVector	TQValueVector
-#endif
 
-#if defined (USE_TQT_4)
-	#define	LIBCHMMemArray	TQVector
-#else
-	#define	LIBCHMMemArray	TQMemArray
-#endif
+#define	LIBCHMVector	TQValueVector
+#define	LIBCHMMemArray	TQMemArray
 
 class LIBCHMCString
 {