diff --git a/ChangeLog b/ChangeLog
index be33b7660..725415cd0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2011-11-11  Vladimir Serbinenko  <phcoder@gmail.com>
+
+	Support %1$d syntax.
+
+	* tests/printf_unit_test.c: New file.
+	* Makefile.util.def (printf_test): New test.
+	* grub-core/kern/misc.c (grub_vsnprintf_real): Support %1$d syntax.
+
 2011-11-11  Vladimir Serbinenko  <phcoder@gmail.com>
 
 	* grub-core/hook/datehook.c (grub_read_hook_datetime): Small stylistic