diff --git a/harbour/ChangeLog b/harbour/ChangeLog
index 5911acee19..a7314a1f56 100644
--- a/harbour/ChangeLog
+++ b/harbour/ChangeLog
@@ -1,3 +1,9 @@
+19991025-12:30 EDT Paul Tucker <ptucker@sympatico.ca>
+   * source/tools/ctchksum.c
+     * added a cast
+   * makefile.vc
+     + source/tools/ctchksum.c
+
 19991025-22:05 GMT+1 Bruno Cantero <bruno@issnet.net>
   * source/rtl/dummy.prg
     - Removed __dbZap() function.
diff --git a/harbour/source/tools/ctchksum.c b/harbour/source/tools/ctchksum.c
index 4d1394612b..15b1f86635 100644
--- a/harbour/source/tools/ctchksum.c
+++ b/harbour/source/tools/ctchksum.c
@@ -37,7 +37,7 @@
 
 HARBOUR HB_CT_CHECKSUM( void )
 {
-   BYTE * pbyString = hb_parc( 1 );
+   BYTE * pbyString = (BYTE *)hb_parc( 1 );
    ULONG ulLen = hb_parclen( 1 );
    ULONG ulPos;
    ULONG ulResult = 0;