diff --git a/harbour/ChangeLog b/harbour/ChangeLog
index 36d86631f8..10b7cbc56a 100644
--- a/harbour/ChangeLog
+++ b/harbour/ChangeLog
@@ -17,6 +17,12 @@
    past entries belonging to these authors: Viktor Szakats.
 */
 
+2009-05-14 11:18 UTC+0200 Viktor Szakats (harbour.01 syenar hu)
+  * contrib/rddads/rddads.h
+    ! Fixed version autodetection for ACE clients 9.00.0.7.
+      Now 900 is detected, previously it was 910 (Sybase
+      retrofitted some macros from 9.10 into this minor update.)
+
 2009-05-14 10:55 UTC+0200 Viktor Szakats (harbour.01 syenar hu)
   * utils/hbmk2/hbmk2.prg
     ! Fixed regression causing -o not to work in -hbcmp mode.
diff --git a/harbour/contrib/rddads/rddads.h b/harbour/contrib/rddads/rddads.h
index e38aa0be35..fdb847d016 100644
--- a/harbour/contrib/rddads/rddads.h
+++ b/harbour/contrib/rddads/rddads.h
@@ -68,7 +68,7 @@
 #include "ace.h"
 
 /* Autodetect ACE version. */
-#if   defined(ADS_KEEP_AOF_PLAN)
+#if   defined(DANISH_ADS_CS_AS_1252)
    #define _ADS_LIB_VERSION 910 /* or upper */
 #elif defined(ADS_NOTIFICATION_CONNECTION)
    #define _ADS_LIB_VERSION 900