diff --git a/index.html b/index.html
index 8a7a77f..c367e11 100644
--- a/index.html
+++ b/index.html
@@ -79,7 +79,7 @@ aside > container > div {
 <input id="input-charge" type="range" min="-1.5" max="1.5" step="0.25"
   style="min-width:100px;max-width:128px;"
   oninput="set_charge(-Math.pow(10, input_charge.valueAsNumber))">
-<input type="reset">
+<input type="reset" onclick="input_charge.valueAsNumber = 0; input_charge.oninput();">
 </form>
 <div>
 <button onclick="toggle_skeleton()">Skeleton</button>