diff --git a/harbour/include/hbtrace.h b/harbour/include/hbtrace.h
index bed6364b82..064c3b1efb 100644
--- a/harbour/include/hbtrace.h
+++ b/harbour/include/hbtrace.h
@@ -79,6 +79,26 @@ extern "C" {
  * If we compiled without specifying a -DHB_TR_LEVEL, use the value
  * for HB_TR_DEFAULT.
  */
+
+#ifdef HB_TR_LEVEL_ALWAYS
+#define HB_TR_LEVEL     HB_TR_ALWAYS
+#endif
+#ifdef HB_TR_LEVEL_FATAL
+#define HB_TR_LEVEL     HB_TR_FATAL
+#endif
+#ifdef HB_TR_LEVEL_ERROR
+#define HB_TR_LEVEL     HB_TR_ERROR
+#endif
+#ifdef HB_TR_LEVEL_WARNING
+#define HB_TR_LEVEL     HB_TR_WARNING
+#endif
+#ifdef HB_TR_LEVEL_INFO
+#define HB_TR_LEVEL     HB_TR_INFO
+#endif
+#ifdef HB_TR_LEVEL_DEBUG
+#define HB_TR_LEVEL     HB_TR_DEBUG
+#endif
+
 #ifndef HB_TR_LEVEL
 #define HB_TR_LEVEL     HB_TR_DEFAULT
 #endif