Relational algebra bug
diff --git a/ajax/getusers.php b/ajax/getusers.php
index 2f36f84..30e6657 100644
--- a/ajax/getusers.php
+++ b/ajax/getusers.php
@@ -1,4 +1,4 @@
-<option>Selecciona usuari...</option>
+<option selected disabled hidden>Selecciona usuari...</option>
 
 <?php
 	require '../credentials.php';