diff --git a/gdb/doc/ChangeLog b/gdb/doc/ChangeLog
index 6e99d31e3a..83a518a7e1 100644
--- a/gdb/doc/ChangeLog
+++ b/gdb/doc/ChangeLog
@@ -1,3 +1,7 @@
+2004-04-26  Orjan Friberg  <orjanf@axis.com>
+
+	* observer.texi (GDB Observers): Add target_changed event.
+
 2004-04-08  Andrew Cagney  <cagney@redhat.com>
 
 	* observer.texi (GDB Observers): Rework, provide generic observer
diff --git a/gdb/doc/observer.texi b/gdb/doc/observer.texi
index ee5ab349f4..214eba1852 100644
--- a/gdb/doc/observer.texi
+++ b/gdb/doc/observer.texi
@@ -73,3 +73,7 @@ The following observable events are defined:
 @deftypefun void normal_stop (struct bpstats *@var{bs})
 The inferior has stopped for real.
 @end deftypefun
+
+@deftypefun void target_changed (struct target_ops *@var{target})
+The target's register contents has changed.
+@end deftypefun