diff --git a/ChangeLog b/ChangeLog
index 672aa74ad..18c871f89 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2013-04-01  Radosław Szymczyszyn <lavrin@gmail.com>
+
+	* INSTALL: Mention xorriso requirement.
+
 2013-03-31  Andrey Borzenkov <arvidjaar@gmail.com>
 
 	* grub-core/commands/verify.c: Fix hash algorithms values for
diff --git a/INSTALL b/INSTALL
index e325fa2b2..128bf4758 100644
--- a/INSTALL
+++ b/INSTALL
@@ -45,6 +45,7 @@ need the following.
 Prerequisites for make-check:
 
 * qemu, specifically the binary 'qemu-system-i386'
+* xorriso, for grub-mkrescue and grub-shell
 
 Configuring the GRUB
 ====================