diff --git a/query-builder.js b/query-builder.js
index 268526a3..613d382d 100644
--- a/query-builder.js
+++ b/query-builder.js
@@ -888,9 +888,9 @@
       <label class="btn btn-xs btn-primary"><input type="radio" name="'+ group_id +'_cond" value="OR"> '+ this.lang.or_condition +'</label> \
     </div> \
     <div class="btn-group pull-right"> \
-      <button class="btn btn-xs btn-success" data-add="rule"><i class="glyphicon glyphicon-plus"></i> '+ this.lang.add_rule +'</button> \
-      <button class="btn btn-xs btn-success" data-add="group"><i class="glyphicon glyphicon-plus-sign"></i> '+ this.lang.add_group +'</button> \
-      <button class="btn btn-xs btn-danger" data-delete="group"><i class="glyphicon glyphicon-remove"></i> '+ this.lang.delete_group +'</button> \
+      <button type="button" class="btn btn-xs btn-success" data-add="rule"><i class="glyphicon glyphicon-plus"></i> '+ this.lang.add_rule +'</button> \
+      <button type="button" class="btn btn-xs btn-success" data-add="group"><i class="glyphicon glyphicon-plus-sign"></i> '+ this.lang.add_group +'</button> \
+      <button type="button" class="btn btn-xs btn-danger" data-delete="group"><i class="glyphicon glyphicon-remove"></i> '+ this.lang.delete_group +'</button> \
     </div> \
   </dt> \
   <dd class=rules-group-body> \
@@ -909,7 +909,7 @@
 <li id='+ rule_id +' class="rule-container"> \
   <div class="rule-header"> \
     <div class="btn-group pull-right"> \
-      <button class="btn btn-xs btn-danger" data-delete="rule"><i class="glyphicon glyphicon-remove"></i> '+ this.lang.delete_rule +'</button> \
+      <button type="button" class="btn btn-xs btn-danger" data-delete="rule"><i class="glyphicon glyphicon-remove"></i> '+ this.lang.delete_rule +'</button> \
     </div> \
   </div> \
   <div class="rule-filter-container">'+ this.getRuleFilterSelect(rule_id) +'</div> \