diff --git a/app/assets/javascripts/discourse/components/auto-update-input-selector.js.es6 b/app/assets/javascripts/discourse/components/auto-update-input-selector.js.es6
index 583e1751aa6..6df72a587a6 100644
--- a/app/assets/javascripts/discourse/components/auto-update-input-selector.js.es6
+++ b/app/assets/javascripts/discourse/components/auto-update-input-selector.js.es6
@@ -110,9 +110,9 @@ export default Combobox.extend({
 
     if (time) {
       if (state.id === LATER_TODAY) {
-        time = time.format('hh:mm a');
+        time = time.format('h a');
       } else {
-        time = time.format('ddd, hh:mm a');
+        time = time.format('ddd, h a');
       }
     }