diff --git a/grub.spec b/grub.spec
index 80a3866..e01c2dc 100644
--- a/grub.spec
+++ b/grub.spec
@@ -4,7 +4,7 @@
 Name:          grub
 Epoch:         2
 Version:       2.06
-Release:       6mamba
+Release:       7mamba
 Summary:       A Multiboot boot loader derived from GRUB, the GRand Unified Bootloader
 Group:         System/Kernel and Hardware
 Vendor:        openmamba
@@ -57,6 +57,7 @@ Requires:      vbetest
 %endif
 Requires(post):%{__install_info}
 Requires:      os-prober >= 1.62-2mamba
+Requires:      xorriso
 Provides:      bootloader
 Provides:      grub2
 Obsoletes:     grub2 < 2:2.06
@@ -392,6 +393,9 @@ fi
 %endif
 
 %changelog
+* Sun Jul 30 2023 Silvan Calarco <silvan.calarco@mambasoft.it> 2.06-7mamba
+- require xorriso for grub-mkrescue
+
 * Thu Apr 20 2023 Silvan Calarco <silvan.calarco@mambasoft.it> 2.06-6mamba
 - merge specfile changes from 2.04:
 - updated patch to customize boot message