diff --git a/README.md b/README.md
index 25d3b82..1b8566f 100644
--- a/README.md
+++ b/README.md
@@ -46,7 +46,7 @@ swaymsg -t get_outputs | jq -r '.[] | select(.active) | .rect | "\(.x),\(.y) \(.
 Select a window under Sway, using `swaymsg` and `jq`:
 
 ```sh
-swaymsg -t get_tree | jq -r '.. | (.nodes? // empty)[] | select(.pid and .visible) | .rect | "\(.x),\(.y) \(.width)x\(.height)"' | slurp
+swaymsg -t get_tree | jq -r '.. | select(.pid? and .visible?) | .rect | "\(.x),\(.y) \(.width)x\(.height)"' | slurp
 ```
 
 ## Contributing