diff --git a/sd-card/html/prevalue_set.html b/sd-card/html/prevalue_set.html
index c2439bb3..60cba9be 100644
--- a/sd-card/html/prevalue_set.html
+++ b/sd-card/html/prevalue_set.html
@@ -107,6 +107,7 @@ function loadPrevalue(_basepath) {
           xhttp.send();
           response = xhttp.responseText;
           document.getElementById("prevalue").innerHTML=response;
+          document.getElementById("myInput").value=response;
      }
      catch (error)
      {