diff --git a/docs/Settings.md b/docs/Settings.md
index 6ab03e4633..a20809032a 100644
--- a/docs/Settings.md
+++ b/docs/Settings.md
@@ -3654,7 +3654,7 @@ Maximum speed allowed in fully autonomous modes (RTH, WP) [cm/s] [Multirotor onl
 
 ### nav_max_terrain_follow_alt
 
-Max allowed above the ground altitude for terrain following mode
+Max allowed above the ground altitude for terrain following mode [cm]
 
 | Default | Min | Max |
 | --- | --- | --- |
diff --git a/src/main/fc/settings.yaml b/src/main/fc/settings.yaml
index 36646efb2c..74f525ce5f 100644
--- a/src/main/fc/settings.yaml
+++ b/src/main/fc/settings.yaml
@@ -2692,7 +2692,7 @@ groups:
       - name: nav_max_terrain_follow_alt
         field: general.max_terrain_follow_altitude
         default_value: "100"
-        description: "Max allowed above the ground altitude for terrain following mode"
+        description: "Max allowed above the ground altitude for terrain following mode [cm]"
         max: 1000
         default_value: 100
       - name: nav_max_altitude