diff --git a/docs/unified-test-documentation/dasharo-compatibility/326-DTS-firmware-update.md b/docs/unified-test-documentation/dasharo-compatibility/326-DTS-firmware-update.md
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@@ -0,0 +1,56 @@
+# Dasharo Compatibility: Firmware update using Dasharo Tools Suite
+
+## Test cases
+
+### Common
+
+**Test setup**
+
+1. Proceed with the
+    [Generic test setup: firmware](../../generic-test-setup/#firmware).
+1. Wired network connection
+
+### FUD001.001 Firmware update by using Dasharo Tools Suite
+
+**Test description**
+
+This test verify whether it is possible to update the firmware on the DUT by
+using Dasharo Tools Suite(DTS).
+
+**Test configuration data**
+
+1. `FIRMWARE` = coreboot
+
+**Test setup**
+
+1. Proceed with the [Common](#common) section.
+1. [Disable Secure Boot](../../unified-test-documentation/dasharo-security/206-secure-boot.md).
+
+**Test steps**
+
+1. Power on the DUT.
+1. Press `BOOT_MENU_KEY` to enter the boot menu.
+1. In the Boot Menu, select the `iPXE Network Boot` option.
+1. In the Network Boot menu, select the `Dasharo Tools Suite` option.
+1. Login as root (no password required).
+1. Run the following commands to update firmware to the latest version:
+
+    ```bash
+    fwupdmgr refresh
+    fwupdmgr update
+    ```
+
+1. Reboot the DUT.
+1. Press `SETUP_MENU_KEY` to enter the setup menu.
+1. Note the results.
+
+**Expected result**
+
+In the setup menu should be displayed information about current firmware
+version.
+
+Example:
+
+```bash
+Dasharo (coreboot+UEFI) v1.2.0
+```
diff --git a/mkdocs.yml b/mkdocs.yml
index 14355ede..ade8ba5c 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -229,6 +229,7 @@ nav:
               - 'miniPCIe slot verification': unified-test-documentation/dasharo-compatibility/31K-minipcie-verification.md
               - 'eMMC support': unified-test-documentation/dasharo-compatibility/31M-emmc-support.md
               - 'Firmware update using fwupd': unified-test-documentation/dasharo-compatibility/320-fwupd-firmware-update.md
+              - 'Firmware update using Dasharo Tools Suite': unified-test-documentation/dasharo-compatibility/326-DTS-firmware-update.md
               - 'Docking station detect': unified-test-documentation/dasharo-compatibility/323-docking-station-detect.md
               - 'Docking station USB devices': unified-test-documentation/dasharo-compatibility/324-docking-station-usb-devices.md
               - 'Docking station audio': unified-test-documentation/dasharo-compatibility/322-docking-station-audio.md