diff --git a/docs/journeys.md b/docs/journeys.md
index 7b9776bd..58676c74 100644
--- a/docs/journeys.md
+++ b/docs/journeys.md
@@ -69,6 +69,7 @@ With `opt`, you can override the default options, which look like this:
 	polylines: false, // return a shape for each leg?
 	remarks: true, // parse & expose hints & warnings?
 	// Consider walking to nearby stations at the beginning of a journey?
+	walkingSpeed: 'normal', // 'slow', 'normal', 'fast'
 	startWithWalking: true,
 	language: 'en', // language to get results in
 	scheduledDays: false // parse which days each journey is valid on