diff --git a/docs/src/configuring-zed.md b/docs/src/configuring-zed.md
index 81318aa8885fe883acc394e7fe983d7721dd33a5..57762a1d9d3a170408ea7ed39151f98087a69ee3 100644
--- a/docs/src/configuring-zed.md
+++ b/docs/src/configuring-zed.md
@@ -3512,6 +3512,7 @@ Positive integer values
 2. `selection`
 3. `none`
 4. `boundary`
+5. `trailing`
 
 ## Whitespace Map