diff --git a/harbour/ChangeLog b/harbour/ChangeLog
index 5388009aa7..ad11372209 100644
--- a/harbour/ChangeLog
+++ b/harbour/ChangeLog
@@ -1,3 +1,9 @@
+19990511-00:07 MSG Bil Simser <bsimser@home.com>
+  * source/rtc/environ.c
+    - Added OS function
+  * tests/working
+    - Added OS.PRG test program
+
 19990510-21:45 EDT David G. Holm <dholm@jsd-llc.com>
   * source/harbour.y
     - Put back a C++ lvalue fix that appears to have gotten lost