diff --git a/0004-support-usb-flash-drive-mode.patch b/0004-support-usb-flash-drive-mode.patch
new file mode 100644
index 0000000000000000000000000000000000000000..102b57157118bd2ddef6f2b5ed9c53d26fc2bfdc
--- /dev/null
+++ b/0004-support-usb-flash-drive-mode.patch
@@ -0,0 +1,37 @@
+From 94309b3427555aa70207ef623e990f7bbdb1cb63 Mon Sep 17 00:00:00 2001
+From: wangchong1995924 <15229716099@163.com>
+Date: Sun, 30 Jan 2022 14:48:00 +0800
+Subject: [PATCH] support usb flash drive mode
+
+
+diff --git a/iso.sh b/iso.sh
+index b15b394..379c538 100755
+--- a/iso.sh
++++ b/iso.sh
+@@ -39,6 +39,7 @@ function gen_standard_iso()
+     if [ "$ARCH" == "x86_64" ]; then
+         mkisofs -R -J -T -r -l -d -joliet-long -allow-multidot -allow-leading-dots -no-bak -V "${RELEASE_NAME}" -o "${OUTPUT_DIR}/${STANDARD_ISO_NAME}" -b isolinux/isolinux.bin -c isolinux/boot.cat -no-emul-boot -boot-load-size 4 -boot-info-table  -eltorito-alt-boot -e images/efiboot.img -no-emul-boot "${BUILD}"/iso
+         [ $? != 0 ] && return 1
++	isohybrid -u "${OUTPUT_DIR}/${STANDARD_ISO_NAME}"
+     elif [ "$ARCH" == "aarch64" ]; then
+         mkisofs -R -J -T -r -l -d -joliet-long -allow-multidot -allow-leading-dots -no-bak -V "${RELEASE_NAME}" -o "${OUTPUT_DIR}/${STANDARD_ISO_NAME}" -e images/efiboot.img -no-emul-boot "${BUILD}"/iso
+         [ $? != 0 ] && return 1
+@@ -75,6 +76,7 @@ function gen_everything_iso()
+     if [ "$ARCH" == "x86_64"  ]; then
+         mkisofs -R -J -T -r -l -d -joliet-long -allow-multidot -allow-leading-dots -no-bak -V "${RELEASE_NAME}" -o /result/"${EVE_ISO_NAME}" -b isolinux/isolinux.bin -c isolinux/boot.cat -no-emul-boot -boot-load-size 4 -boot-info-table  -eltorito-alt-boot -e images/efiboot.img -no-emul-boot "${BUILD}"/iso
+         [ $? != 0  ] && return 1
++	isohybrid -u /result/"${EVE_ISO_NAME}"
+     elif [ "$ARCH" == "aarch64"  ]; then
+         mkisofs -R -J -T -r -l -d -joliet-long -allow-multidot -allow-leading-dots -no-bak -V "${RELEASE_NAME}" -o /result/"${EVE_ISO_NAME}" -e images/efiboot.img -no-emul-boot "${BUILD}"/iso
+         [ $? != 0  ] && return 1
+@@ -126,6 +128,7 @@ function gen_netinst_iso()
+     if [ "$ARCH" == "x86_64"  ]; then
+         mkisofs -R -J -T -r -l -d -joliet-long -allow-multidot -allow-leading-dots -no-bak -V "${RELEASE_NAME}" -o /result/"${NETINST_ISO_NAME}" -b isolinux/isolinux.bin -c isolinux/boot.cat -no-emul-boot -boot-load-size 4 -boot-info-table  -eltorito-alt-boot -e images/efiboot.img -no-emul-boot "${BUILD}"/iso
+         [ $? != 0  ] && return 1
++	isohybrid -u /result/"${NETINST_ISO_NAME}"
+     elif [ "$ARCH" == "aarch64"  ]; then
+         mkisofs -R -J -T -r -l -d -joliet-long -allow-multidot -allow-leading-dots -no-bak -V "${RELEASE_NAME}" -o /result/"${NETINST_ISO_NAME}" -e images/efiboot.img -no-emul-boot "${BUILD}"/iso
+     fi
+-- 
+2.30.0
+
diff --git a/oemaker.spec b/oemaker.spec
index 35c6bbb867e8bb6994c9152b68b53fa66c8df675..bf8624a61f7d708099fa371b4ab2a482541c3faa 100644
--- a/oemaker.spec
+++ b/oemaker.spec
@@ -3,7 +3,7 @@ Summary:        a duilding tool for making DVD ISO
 License:        Mulan PSL v2
 Group:          System/Management
 Version:        1.1.2
-Release:        4
+Release:        5
 BuildRoot:      %{_tmppath}/%{name}
 Source:         https://gitee.com/openeuler/oemaker/repository/archive/v%{version}.tar.gz#/%{name}-%{version}.tar.gz
 BuildArch:      noarch
@@ -13,6 +13,7 @@ Requires:       lorax >= 19.6.78-1
 Patch0001: 0001-change-source-iso-method.patch
 Patch0002: 0002-bug-fix-I3B7CH.patch
 Patch0003: 0003-delete-firefox-from-xml-file-of-x86_64.patch
+Patch0004: 0004-support-usb-flash-drive-mode.patch
 
 %description
 a building tool for making DVD ISO
@@ -68,6 +69,11 @@ rm -rf %{buildroot}
 rm -rf $RPM_BUILD_DIR/%{name}
 
 %changelog
+* Sun Jan 30 2022 wang chong <952173335@qq.com> - 1.1.2-5
+- ID:NA
+- SUG:NA
+- DESC: support usb flash drive mode
+
 * Mon Mar 15 2021 miao_kaibo <miaokaibo@outlook.com> - 1.1.2-4
 - ID:NA
 - SUG:NA