diff --git a/lib/Formatter.php b/lib/Formatter.php
index 51db7a3c..5878aa2e 100644
--- a/lib/Formatter.php
+++ b/lib/Formatter.php
@@ -35,7 +35,7 @@ class Formatter{
 	 * Remove diacritics and non-alphanumeric characters.
 	 */
 	public static function RemoveDiacriticsAndNonalphanumerics(string $text): string{
-		return trim(preg_replace('|[^a-zA-Z0-9 ]|ius', ' ', Formatter::RemoveDiacritics($text)));
+		return trim(preg_replace('|[^a-zA-Z0-9 ]|ius', '', Formatter::RemoveDiacritics($text)));
 	}
 
 	/**