diff --git a/harbour/ChangeLog b/harbour/ChangeLog
index 111b516922..2df6aea626 100644
--- a/harbour/ChangeLog
+++ b/harbour/ChangeLog
@@ -16,6 +16,10 @@
    The license applies to all entries newer than 2009-04-28.
 */
 
+2010-09-15 16:54 UTC+0200 Przemyslaw Czerpak (druzus/at/priv.onet.pl)
+  * harbour/src/rtl/hbzlib.c
+    ! fixed typo
+
 2010-09-15 16:04 UTC+0200 Przemyslaw Czerpak (druzus/at/priv.onet.pl)
   * harbour/include/hbclass.ch
     % small modification to reduce lock time
diff --git a/harbour/src/rtl/hbzlib.c b/harbour/src/rtl/hbzlib.c
index 8160fe5fcf..6fd7d7587d 100644
--- a/harbour/src/rtl/hbzlib.c
+++ b/harbour/src/rtl/hbzlib.c
@@ -70,7 +70,7 @@ static uLong hb_zlibCompressBound( uLong ulLen )
 {
    return ulLen + ( ulLen >> 12 ) + ( ulLen >> 14 ) + ( ulLen >> 25 ) + 13;
 }
-#define compressBound( n )    ( hb_zlibCompressBound( n )
+#define compressBound( n )    hb_zlibCompressBound( n )
 /* additional 12 bytes is for GZIP compression which uses bigger header */
 #define deflateBound( s, n )  ( hb_zlibCompressBound( n ) + 12 )
 #endif