diff --git a/Web/scripts/calendar.js b/Web/scripts/calendar.js
index 07f03d45b..14ecad526 100644
--- a/Web/scripts/calendar.js
+++ b/Web/scripts/calendar.js
@@ -197,8 +197,7 @@ function Calendar(opts) {
             elements.moveErrorDialog.modal('hide');
         });
 
-        const ownerFilter = $("#ownerFilter");
-        const participantFilter = $("#participantFilter");
+
 
         function selectOwner(ui, textbox) {
             textbox.val(ui.item.label);
@@ -212,11 +211,14 @@ function Calendar(opts) {
             _fullCalendar.fullCalendar('refetchEvents');
         }
 
-        if (ownerFilter.length != 0) {
+        const ownerFilter = $("#ownerFilter");
+        const participantFilter = $("#participantFilter");
+
+        if (ownerFilter.length !== 0) {
             ownerFilter.userAutoComplete(opts.autocompleteUrl, selectOwner);
         }
 
-        if (participantFilter.length != 0) {
+        if (participantFilter.length !== 0) {
             participantFilter.userAutoComplete(opts.autocompleteUrl, selectParticipant);
         }
 
diff --git a/lib/Config/Configuration.php b/lib/Config/Configuration.php
index 00ad314c8..fa29efce7 100644
--- a/lib/Config/Configuration.php
+++ b/lib/Config/Configuration.php
@@ -99,7 +99,7 @@ class Configuration implements IConfiguration
     const DEFAULT_CONFIG_ID = 'booked';
     const DEFAULT_CONFIG_FILE_PATH = 'config/config.php';
 
-    const VERSION = '2.8.3';
+    const VERSION = '2.8.4';
 
     protected function __construct()
     {
diff --git a/tpl/Calendar/calendar.filter.tpl b/tpl/Calendar/calendar.filter.tpl
index e0adb14db..ca716cfa1 100644
--- a/tpl/Calendar/calendar.filter.tpl
+++ b/tpl/Calendar/calendar.filter.tpl
@@ -45,7 +45,7 @@ along with Booked Scheduler.  If not, see <http://www.gnu.org/licenses/>.
     </div>
 
 
-    {if $CanViewUsers}
+    {if false}
         <div class="col-xs-12">
             <div class="form-group inline">
                 <label for="ownerFilter">{translate key=Owner}</label>