diff --git a/docs/en/SUMMARY.md b/docs/en/SUMMARY.md
index 173abd0f54..261c8995d4 100644
--- a/docs/en/SUMMARY.md
+++ b/docs/en/SUMMARY.md
@@ -253,7 +253,7 @@
       - [Benewake TFmini Lidar](sensor/tfmini.md)
       - [LeddarOne Lidar](sensor/leddar_one.md)
       - [Lidar-Lite](sensor/lidar_lite.md)
-      - [Lightware Lidars (SF/LW)](sensor/sfxx_lidar.md)
+      - [Lightware Lidars (SF/LW/GRF)](sensor/sfxx_lidar.md)
         - [Lightware SF45 Rotary Lidar](sensor/sf45_rotating_lidar.md)
       - [TeraRanger](sensor/teraranger.md)
       - [✘ Lanbao PSK-CM8JL65-CC5](sensor/cm8jl65_ir_distance_sensor.md)
diff --git a/docs/en/sensor/sfxx_lidar.md b/docs/en/sensor/sfxx_lidar.md
index 40d21ada31..e225422805 100644
--- a/docs/en/sensor/sfxx_lidar.md
+++ b/docs/en/sensor/sfxx_lidar.md
@@ -1,4 +1,4 @@
-# LightWare Lidar (SF1X/SF02/LW20/SF45)
+# LightWare Lidar (SF1X/SF02/LW20/SF45/GRF250/GRF500)
 
 LightWare develops a range of light-weight, general purpose, laser altimeters ("Lidar") suitable for mounting on UAVs.
 These are useful for applications including terrain following, precision hovering (e.g. for photography), warning of regulatory height limits, anti-collision sensing etc.