diff --git a/harbour/ChangeLog b/harbour/ChangeLog
index 1026084ef6..2e1b68255e 100644
--- a/harbour/ChangeLog
+++ b/harbour/ChangeLog
@@ -16,6 +16,10 @@
    The license applies to all entries newer than 2009-04-28.
 */
 
+2012-05-16 18:28 UTC+0200 Viktor Szakats (harbour syenar.net)
+  * src/vm/set.c
+    ! added missing '#include "hbvm.h"' for hb_vmIsReady()
+
 2012-05-15 20:40 UTC+0300 Pavel Tsarenko (tpe2 at mail.ru)
   * contrib/hbtip/ftpcli.prg
     ! small fix in the :FileSize() method
@@ -26,10 +30,10 @@
   * contrib/hbqt/qtwebkit/hbqtwebkit.hbm
   * contrib/hbqt/hbqt_common.hbm
   * INSTALL
-    + added support for QT from Homebrew package manager. Probably 
-      a better option than the official installer which is a) not 
-      compatible with latest Xcode changes b) copies millions of 
-      files into the system file structure with no easy uninstall 
+    + added support for QT from Homebrew package manager. Probably
+      a better option than the official installer which is a) not
+      compatible with latest Xcode changes b) copies millions of
+      files into the system file structure with no easy uninstall
       or upgrade option.
 
 2012-05-15 13:20 UTC+0200 Viktor Szakats (harbour syenar.net)
diff --git a/harbour/src/vm/set.c b/harbour/src/vm/set.c
index 373b875b0e..1a59228cf0 100644
--- a/harbour/src/vm/set.c
+++ b/harbour/src/vm/set.c
@@ -75,6 +75,7 @@
 #include "hbapistr.h"
 #include "hbset.h"
 #include "hbstack.h"
+#include "hbvm.h"
 
 typedef struct HB_SET_LISTENER_
 {