diff --git a/Software/data_src/index.htm b/Software/data_src/index.htm
index 4bd131b..d18d810 100644
--- a/Software/data_src/index.htm
+++ b/Software/data_src/index.htm
@@ -544,7 +544,7 @@
         <form method='POST' action='doUpdate' enctype='multipart/form-data'>
           <div class="form-group row">
             <div class="custom-file">
-              <input type="file" class="custom-file-input" id="fw-update-file" accept=".fw.bin,.fs.bin" required />
+              <input type="file" name="fw-update-file" class="custom-file-input" id="fw-update-file" accept=".fw.bin,.fs.bin" required />
               <label class="custom-file-label" for="fw-update-file">Firmware-Update ausw&auml;hlen</label>
             </div>
           </div>