diff --git a/classes/webservice.php b/classes/webservice.php
index b3ef5639..136b210a 100644
--- a/classes/webservice.php
+++ b/classes/webservice.php
@@ -473,7 +473,7 @@ private function get_least_recently_active_paid_user_id() {
                 continue;
             }
             // Skip the protected group.
-            if (!in_array($this->protectedgroup,$user->group_ids ?? array(),true)) {
+            if (!in_array($this->protectedgroup, $user->group_ids ?? array(), true)) {
                 continue;
             }
             // We need the login time.
@@ -502,14 +502,14 @@ private function get_least_recently_active_paid_user_id() {
     public function get_groups() {
         // Classic: group:read:admin.
         // Granular: group:read:list_groups:admin.
-        // Not essential scope, execute only if scope has been granted
+        // Not essential scope, execute only if scope has been granted.
         if ($this->has_scope(['group:read:list_groups:admin']) || $this->has_scope(['group:read:admin'])) {
             try {
                 $response = $this->make_call('/groups');
-    
-            } catch (moodle_exception $error) {
+            }
+            catch (moodle_exception $error) {
                 $response = '';
-            }        
+            }
         } else {
             $response = '';
         }
diff --git a/settings.php b/settings.php
index 0be569e4..619899b2 100644
--- a/settings.php
+++ b/settings.php
@@ -171,8 +171,8 @@
         1
     );
     $settings->add($recycleonjoin);
-    
-    // Only call to the web services and load the setting if the connection is OK
+
+    // Only call to the web services and load the setting if the connection is OK.
     if (isset($status) && $status === 'connectionok') {
         $zoomgrps = [];
         $groupobj = zoom_webservice()->get_groups();
@@ -184,8 +184,8 @@
 
         $protectedgroup = new admin_setting_configselect(
             'zoom/protectedgroup',
-            get_string('protectedgroup','mod_zoom'),
-            get_string('protectedgroup_desc','mod_zoom'),
+            get_string('protectedgroup', 'mod_zoom'),
+            get_string('protectedgroup_desc', 'mod_zoom'),
             0,
             $zoomgrps);
         $settings->add($protectedgroup);