diff --git a/src/SearchPageController.php b/src/SearchPageController.php
index 688e6e7..c7491c4 100755
--- a/src/SearchPageController.php
+++ b/src/SearchPageController.php
@@ -160,7 +160,7 @@ public static function get_mapped_filters(){
 	}
 	
 	public static function get_query($mysqlSafe = false){
-		$query = self::$query;
+		$query = self::$query ?? '';
 		if ($query) {
 			if ($mysqlSafe) {
 				$query = str_replace("'", "\'", $query);