diff --git a/Services/User/classes/class.ilUserImportParser.php b/Services/User/classes/class.ilUserImportParser.php
index fadfd4492688..5276104749ea 100755
--- a/Services/User/classes/class.ilUserImportParser.php
+++ b/Services/User/classes/class.ilUserImportParser.php
@@ -1062,13 +1062,13 @@ public function importEndTag(
                                 }
                             }
 
-                            if (!is_array($this->prefs) || !in_array('chat_osc_accept_msg', $this->prefs)) {
+                            if (!is_array($this->prefs) || !array_key_exists('chat_osc_accept_msg', $this->prefs)) {
                                 $this->userObj->setPref('chat_osc_accept_msg', $this->settings->get('chat_osc_accept_msg', 'n'));
                             }
-                            if (!is_array($this->prefs) || !in_array('chat_broadcast_typing', $this->prefs)) {
+                            if (!is_array($this->prefs) || !array_key_exists('chat_broadcast_typing', $this->prefs)) {
                                 $this->userObj->setPref('chat_broadcast_typing', $this->settings->get('chat_broadcast_typing', 'n'));
                             }
-                            if (!is_array($this->prefs) || !in_array('bs_allow_to_contact_me', $this->prefs)) {
+                            if (!is_array($this->prefs) || !array_key_exists('bs_allow_to_contact_me', $this->prefs)) {
                                 $this->userObj->setPref('bs_allow_to_contact_me', $this->settings->get('bs_allow_to_contact_me', 'n'));
                             }