diff --git a/include/usb/bos.h b/include/usb/bos.h
index 991a8cce717..b02104426d4 100644
--- a/include/usb/bos.h
+++ b/include/usb/bos.h
@@ -16,6 +16,7 @@
 /* BOS descriptor type */
 #define DESCRIPTOR_TYPE_BOS		0x0F
 
+#define USB_BOS_CAPABILITY_EXTENSION	0x02
 #define USB_BOS_CAPABILITY_PLATFORM	0x05
 
 /* BOS Capability Descriptor */
@@ -50,6 +51,13 @@ struct usb_bos_capability_msos {
 	uint8_t bAltEnumCode;
 } __packed;
 
+struct usb_bos_capability_lpm {
+	uint8_t bLength;
+	uint8_t bDescriptorType;
+	uint8_t bDevCapabilityType;
+	uint32_t bmAttributes;
+} __packed;
+
 size_t usb_bos_get_length(void);
 void usb_bos_fix_total_length(void);
 void usb_bos_register_cap(struct usb_bos_platform_descriptor *hdr);
diff --git a/samples/subsys/usb/webusb/src/main.c b/samples/subsys/usb/webusb/src/main.c
index da55935b53a..6ca9dbb9c47 100644
--- a/samples/subsys/usb/webusb/src/main.c
+++ b/samples/subsys/usb/webusb/src/main.c
@@ -120,6 +120,17 @@ USB_DEVICE_BOS_DESC_DEFINE_CAP struct usb_bos_msosv2_desc {
 	},
 };
 
+USB_DEVICE_BOS_DESC_DEFINE_CAP struct usb_bos_capability_lpm bos_cap_lpm = {
+	.bLength = sizeof(struct usb_bos_capability_lpm),
+	.bDescriptorType = USB_DEVICE_CAPABILITY_DESC,
+	.bDevCapabilityType = USB_BOS_CAPABILITY_EXTENSION,
+	/**
+	 * BIT(1) - LPM support
+	 * BIT(2) - BESL support
+	 */
+	.bmAttributes = BIT(1) | BIT(2),
+};
+
 /* WebUSB Device Requests */
 static const uint8_t webusb_allowed_origins[] = {
 	/* Allowed Origins Header:
@@ -289,6 +300,7 @@ void main(void)
 
 	usb_bos_register_cap((void *)&bos_cap_webusb);
 	usb_bos_register_cap((void *)&bos_cap_msosv2);
+	usb_bos_register_cap((void *)&bos_cap_lpm);
 
 	/* Set the custom and vendor request handlers */
 	webusb_register_request_handlers(&req_handlers);