diff --git a/harbour/ChangeLog b/harbour/ChangeLog
index a17aee4b10..dc39e692d6 100644
--- a/harbour/ChangeLog
+++ b/harbour/ChangeLog
@@ -17,6 +17,11 @@
    past entries belonging to author(s): Viktor Szakats.
 */
 
+2010-02-09 09:35 UTC+0100 Viktor Szakats (harbour.01 syenar.hu)
+  * contrib/hbfbird/firebird.c
+    ! Fixed warning after recent GC conversion on 64-bit non-Windows
+      platforms.
+
 2010-02-09 04:35 UTC+0100 Viktor Szakats (harbour.01 syenar.hu)
   * include/hbdefs.h
     ! Fixed missing HB_EXTERN_*
diff --git a/harbour/contrib/hbfbird/firebird.c b/harbour/contrib/hbfbird/firebird.c
index 001809f343..8f305bc60c 100644
--- a/harbour/contrib/hbfbird/firebird.c
+++ b/harbour/contrib/hbfbird/firebird.c
@@ -114,7 +114,7 @@ static isc_db_handle hb_FB_db_handle_par( int iParam )
 {
    void ** ph = ( void ** ) hb_parptrGC( &s_gcFB_db_handleFuncs, iParam );
 
-   return ph ? ( isc_db_handle ) ( HB_PTRDIFF ) * ph : NULL;
+   return ( isc_db_handle ) ( HB_PTRDIFF ) ( ph ? * ph : 0 );
 }
 
 /* API wrappers */