1 files changed, 3 insertions, 2 deletions
diff --git a/docs/fs.md b/docs/fs.md
index 7fa33a02..6b73a124 100644
--- a/docs/fs.md
+++ b/docs/fs.md
@@ -222,8 +222,9 @@ go. An `exec` line's blanks at either end are trimmed.
   too.
 - a directory types `ls` into a terminal idle there, else opens one there.
 - a URL opens in the browser.
-- in a diff pane, a whole line of the diff opens the place it names, as a
-  right click on its first column does ([tags.md](tags.md#reviewing-diffs)).
+- in a diff pane, a whole line of the diff is a look at the `path:line` it
+  names, as a right click on its first column is
+  ([tags.md](tags.md#reviewing-diffs)).
 - a plain word selects its next place after dot, wrapping (`LookWord list`
   on the root ctl lists every place in a `+Search` pane instead). In a
   terminal a word is always listed, rows spelled `@p3:12:5-9`.