diff --git a/src/hidpp20.c b/src/hidpp20.c
index d36bd7f6..1b29bb7f 100644
--- a/src/hidpp20.c
+++ b/src/hidpp20.c
@@ -172,8 +172,8 @@ hidpp20_root_get_protocol_version(struct ratbag_device *device,
 {
 	int rc;
 	union hidpp20_message msg = {
-		.msg.report_id = REPORT_ID_SHORT,
-		.msg.device_idx = 0xff,
+		.msg.report_id = REPORT_ID_LONG,
+		.msg.device_idx = 0x00,
 		.msg.sub_id = HIDPP_PAGE_ROOT_IDX,
 		.msg.address = CMD_ROOT_GET_PROTOCOL_VERSION,
 	};