diff --git a/ChangeLog b/ChangeLog
index fc04d00397..8577531864 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2011-04-21	Jennifer Averett <Jennifer.Averett@OARcorp.com
+
+	PR 1777/cpukit
+	* tools/schedsim/rtems/rtems_init.c: Consolidated access to
+	_Thread_Dispatch_disable_level.
+
 2011-03-16	Jennifer Averett <jennifer.averett@OARcorp.com>
 
 	PR 1729/cpukit
diff --git a/tools/schedsim/rtems/rtems_init.c b/tools/schedsim/rtems/rtems_init.c
index 1e6a5b6893..4e7ab0d353 100644
--- a/tools/schedsim/rtems/rtems_init.c
+++ b/tools/schedsim/rtems/rtems_init.c
@@ -101,7 +101,7 @@ void rtems_initialize_data_structures(void)
   /*
    *  Now we are back in a non-dispatching critical section
    */
-  _Thread_Dispatch_disable_level = 0;
+  _Thread_Dispatch_set_disable_level(0);
 
   /*
    * Print an initial message