diff --git a/ChangeLog b/ChangeLog
index 3cd3a501a..c350ced7d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2009-01-12  Matthias Clasen  <mclasen@redhat.com>
+	
+	* glib/gtestutils.c (g_strcmp0): Be more explicit about the NULL
+	handling in the docs.
+
 2009-01-12  Tor Lillqvist  <tml@novell.com>
 
 	* glib/goption.c (parse_arg): Guard against a mis-written
diff --git a/glib/gtestutils.c b/glib/gtestutils.c
index 895eca985..3f19fbc9a 100644
--- a/glib/gtestutils.c
+++ b/glib/gtestutils.c
@@ -1397,7 +1397,8 @@ g_assertion_message_error (const char     *domain,
  * @str1: a C string or %NULL
  * @str2: another C string or %NULL
  *
- * Compares @str1 and @str2 like strcmp(). Handles %NULL strings gracefully.
+ * Compares @str1 and @str2 like strcmp(). Handles %NULL 
+ * gracefully by sorting it before non-%NULL strings.
  *
  * Returns: -1, 0 or 1, if @str1 is <, == or > than @str2.
  *