diff --git a/libc/kernel/uapi/linux/hidraw.h b/libc/kernel/uapi/linux/hidraw.h
index 3ce49e1..ab7ed1c 100644
--- a/libc/kernel/uapi/linux/hidraw.h
+++ b/libc/kernel/uapi/linux/hidraw.h
@@ -36,6 +36,7 @@
 #define HIDIOCGRAWPHYS(len) _IOC(_IOC_READ, 'H', 0x05, len)
 #define HIDIOCSFEATURE(len) _IOC(_IOC_WRITE | _IOC_READ, 'H', 0x06, len)
 #define HIDIOCGFEATURE(len) _IOC(_IOC_WRITE | _IOC_READ, 'H', 0x07, len)
+#define HIDIOCGRAWUNIQ(len) _IOC(_IOC_READ, 'H', 0x08, len)
 #define HIDRAW_FIRST_MINOR 0
 #define HIDRAW_MAX_DEVICES 64
 #define HIDRAW_BUFFER_SIZE 64