diff --git a/admin/themes/default/template/element_set_ranks.tpl b/admin/themes/default/template/element_set_ranks.tpl
index be5019e24..dfdafdc2e 100644
--- a/admin/themes/default/template/element_set_ranks.tpl
+++ b/admin/themes/default/template/element_set_ranks.tpl
@@ -17,7 +17,7 @@ jQuery(document).ready(function() {
         });
       });
 
-      jQuery('#image_order_rank').attr('checked', true);
+      jQuery('#image_order_rank').prop('checked', true);
       checkOrderOptions();
     }
   });
@@ -43,7 +43,7 @@ jQuery('.thumbnail').tipTip({
 
 <form action="{$F_ACTION}" method="post">
 {if !empty($thumbnails)}
-  <p><input class="submit" type="submit" value="{'Submit'|@translate}" name="submit"></p>
+  <p><input type="submit" value="{'Submit'|@translate}" name="submit"></p>
   <fieldset>
     <legend>{'Manual order'|@translate}</legend>
     {if !empty($thumbnails)}
@@ -84,7 +84,7 @@ jQuery('.thumbnail').tipTip({
       </div>
   </fieldset>
   <p>
-    <input class="submit" type="submit" value="{'Submit'|@translate}" name="submit">
+    <input type="submit" value="{'Submit'|@translate}" name="submit">
 
     <label>
       <input type="checkbox" name="image_order_subcats" id="image_order_subcats">
diff --git a/admin/themes/default/template/notification_by_mail.tpl b/admin/themes/default/template/notification_by_mail.tpl
index 69acaaca5..fa7ba7003 100644
--- a/admin/themes/default/template/notification_by_mail.tpl
+++ b/admin/themes/default/template/notification_by_mail.tpl
@@ -4,12 +4,12 @@
 jQuery(document).ready(function(){
 
 	jQuery("#checkAllLink").click(function () {
-		jQuery("#notification_by_mail input[type=checkbox]").attr('checked', true);
+		jQuery("#notification_by_mail input[type=checkbox]").prop('checked', true);
 		return false;
 	});
 
 	jQuery("#uncheckAllLink").click(function () {
-		jQuery("#notification_by_mail input[type=checkbox]").attr('checked', false);
+		jQuery("#notification_by_mail input[type=checkbox]").prop('checked', false);
 		return false;
 	});
 
@@ -24,7 +24,7 @@ jQuery(document).ready(function(){
   {if isset($REPOST_SUBMIT_NAME)}
   <fieldset>
     <div class="infos">
-      <input class="submit" type="submit" value="{'Continue processing treatment'|@translate}" name="{$REPOST_SUBMIT_NAME}">
+      <input type="submit" value="{'Continue processing treatment'|@translate}" name="{$REPOST_SUBMIT_NAME}">
     </div>
   </fieldset>
   {/if}
@@ -72,8 +72,8 @@ jQuery(document).ready(function(){
   </fieldset>
 
   <p>
-    <input class="submit" type="submit" value="{'Submit'|@translate}" name="param_submit">
-    <input class="submit" type="reset" value="{'Reset'|@translate}" name="param_reset">
+    <input type="submit" value="{'Submit'|@translate}" name="param_submit">
+    <input type="reset" value="{'Reset'|@translate}" name="param_reset">
   </p>
   {/if}{* isset $param*}
 
@@ -128,7 +128,7 @@ jQuery(document).ready(function(){
     </fieldset>
 
     <p>
-      <input class="submit" type="submit" value="{'Send'|@translate}" name="send_submit">
+      <input type="submit" value="{'Send'|@translate}" name="send_submit">
     </p>
     {/if}
   {/if}{* isset $send*}