diff --git a/booker/templates/booker/scanner.html b/booker/templates/booker/scanner.html
index f780815..617aafb 100644
--- a/booker/templates/booker/scanner.html
+++ b/booker/templates/booker/scanner.html
@@ -7,8 +7,8 @@
 <div class="row mb-3">
     <div class="col-8">
         <div class="input-group">
-            <input class="form-control" type="text" max_length="40" id="container_id" placeholder="Container ID">
-            <input class="form-control" type="text" max_length="40" id="asset_id" placeholder="Asset ID">
+            <input class="form-control" type="text" maxlength="40" id="container_id" placeholder="Container ID">
+            <input class="form-control" type="text" maxlength="40" id="asset_id" placeholder="Asset ID">
         </div>
     </div>
     <div class="col-2">
@@ -19,8 +19,8 @@
     </div>
     <div class="col-8">
         <div class="input-group">
-            <textarea class="form-control" readonly="true" type="text" rows="4" id="container_details"></textarea>
-            <textarea class="form-control" readonly="true" type="text" rows="4" id="asset_details"></textarea>
+            <textarea class="form-control" readonly="readonly" rows="4" id="container_details"></textarea>
+            <textarea class="form-control" readonly="readonly" rows="4" id="asset_details"></textarea>
         </div>
     </div>
 </div>