diff --git a/grub.patches b/grub.patches
index 458eb4e5143abc3e4239228404a0ddc89730cbfb..4898a1f51643275ee399904ee9ec300ff62593da 100644
--- a/grub.patches
+++ b/grub.patches
@@ -282,9 +282,9 @@ Patch1080: 1080-misc-Ensure-consistent-overflow-error-messages.patch
 Patch1081: 1081-bus-usb-ehci-Define-GRUB_EHCI_TOGGLE-as-grub_uint32_t.patch
 Patch1082: 1082-normal-menu-Use-safe-math-to-avoid-an-integer-overflow.patch
 Patch1088: 1088-kern-riscv-efi-init-Use-time-register-in-grub_efi_ge.patch
+Patch1089: 1089-Use-medany-instead-of-large-model-for-RISCV.patch
 Patch1083: 1083-kern-partition-Add-sanity-check-after-grub_strtoul-call.patch
 Patch1084: 1084-kern-misc-Add-sanity-check-after-grub_strtoul-call.patch
 Patch1085: 1085-loader-i386-linux-Cast-left-shift-to-grub_uint32_t.patch
 Patch1086: 1086-loader-i386-bsd-Use-safe-math-to-avoid-underflow.patch
 Patch1087: 1087-fix-CVE-2024-56738.patch
-Patch1089: 1089-Use-medany-instead-of-large-model-for-RISCV.patch
diff --git a/grub2.spec b/grub2.spec
index c61c9e2a59cf2fdef753afb326c0624f724bfaed..e5a800a564888e73d630f7283d3bab7dd83865b7 100644
--- a/grub2.spec
+++ b/grub2.spec
@@ -1,4 +1,4 @@
-%define anolis_release 17
+%define anolis_release 18
 %global _lto_cflags %{nil}
 
 %undefine _hardened_build
@@ -510,6 +510,9 @@ mv ${EFI_HOME}/grub.cfg.stb ${EFI_HOME}/grub.cfg
 %endif
 
 %changelog
+* Mon Oct 27 2025 Yihao Yan <yan.yihao@zte.com.cn> - 2.12-18
+- fix patches index
+
 * Wed Oct 23 2025 xinhaitao <xinhaitao@ieisystem.com> -2.12-17
 - Add support for riscv64