diff --git a/packages/string-templates/scripts/gen-collection-info.js b/packages/string-templates/scripts/gen-collection-info.js
index 815f3b607f..b487c4dde4 100644
--- a/packages/string-templates/scripts/gen-collection-info.js
+++ b/packages/string-templates/scripts/gen-collection-info.js
@@ -36,7 +36,7 @@ const ADDED_HELPERS = {
     duration: {
       args: ["time", "durationType"],
       numArgs: 2,
-      example: '{{duration timeLeft "seconds"}} -> a few seconds',
+      example: '{{duration 8 "seconds"}} -> a few seconds',
       description:
         "Produce a humanized duration left/until given an amount of time and the type of time measurement.",
     },