diff --git a/mimic3_http/templates/index.html b/mimic3_http/templates/index.html
index 5a875a6..c203ba2 100644
--- a/mimic3_http/templates/index.html
+++ b/mimic3_http/templates/index.html
@@ -182,7 +182,7 @@
                 <div class="row mt-2">
                     <div class="col-3">
                         <label for="length-scale" title="VITS length scale (< 1 is faster)">Speaking Rate:</label>
-                        <input type="number" id="length-scale" name="lengthScale" size="5" min="0" step="0.001" value="1">
+                        <input type="number" id="length-scale" name="lengthScale" size="5" min="0" max="10" step="0.001" value="1">
                     </div>
                     <div class="col">
                       <details>