diff --git a/sites/default/modules/views/handlers/views_handler_filter_combine.inc b/sites/default/modules/views/handlers/views_handler_filter_combine.inc
index 915924b..fdab4ea 100644
--- a/sites/default/modules/views/handlers/views_handler_filter_combine.inc
+++ b/sites/default/modules/views/handlers/views_handler_filter_combine.inc
@@ -91,7 +91,7 @@ class views_handler_filter_combine extends views_handler_filter_string {
 
   function op_contains($field) {
     $placeholder = $this->placeholder();
-    $this->query->add_where_expression($this->options['group'], "$field LIKE $placeholder", array($placeholder => '%' . db_like($this->value) . '%'));
+    $this->query->add_where_expression($this->options['group'], "LOWER($field) LIKE LOWER($placeholder)", array($placeholder => '%' . db_like($this->value) . '%'));
   }
 
   function op_word($field) {