diff --git a/WHENCE b/WHENCE
index f033a3eb..d9d45b85 100644
--- a/WHENCE
+++ b/WHENCE
@@ -3691,6 +3691,9 @@ Version: v45.46
 File: nvidia/tegra210/xusb.bin
 Version: v50.10
 
+File: nvidia/tegra186/xusb.bin
+Version: v55.15
+
 Licence: Redistributable. See LICENCE.nvidia for details
 
 --------------------------------------------------------------------------
diff --git a/nvidia/tegra186/xusb.bin b/nvidia/tegra186/xusb.bin
new file mode 100644
index 00000000..e611230b
Binary files /dev/null and b/nvidia/tegra186/xusb.bin differ