diff --git a/modules/Slider.js b/modules/Slider.js
index e56ae075d..aea3cba04 100644
--- a/modules/Slider.js
+++ b/modules/Slider.js
@@ -184,7 +184,7 @@ try { // For making it possiblie to run the test app in the following catch stat
       o.f.autoUpdate = ()=>{
         o.v.level = o.v.autoInitLevel + Math.round((Date.now()-o.v.autoInitTime)/1000)
         if (o.v.level>o.c.steps) o.v.level=o.c.steps;
-        cb("auto");
+        cb("auto", o.v.level);
         o.f.draw&&o.f.draw(o.v.level);
         if (o.v.level==o.c.steps) {o.f.stopAutoUpdate();}
       };
diff --git a/modules/Slider.md b/modules/Slider.md
index b52436cb1..001880563 100644
--- a/modules/Slider.md
+++ b/modules/Slider.md
@@ -20,7 +20,7 @@ Bangle.on("drag", slider.f.dragSlider);
 - `"map", o.v.level` | current level when interacting by mapping interface.
 - `"incr", incr` | where `incr` == +/-1, when interacting by incrementing interface.
 - `"remove", o.v.level` | last level when the slider times out.
-- `"auto"` | on its own, when auto progressing.
+- `"auto", o.v.level` | when auto progressing.
 
 `configObject` (`conf`) (second argument, optional) has the following defaults: