diff --git a/library/Icingadb/Model/Comment.php b/library/Icingadb/Model/Comment.php
index e5b7f1b4..dddf600d 100644
--- a/library/Icingadb/Model/Comment.php
+++ b/library/Icingadb/Model/Comment.php
@@ -65,6 +65,11 @@ class Comment extends Model
         ];
     }
 
+    public function getSearchColumns()
+    {
+        return ['text'];
+    }
+
     public function getDefaultSort()
     {
         return 'comment.entry_time desc';
diff --git a/library/Icingadb/Model/Downtime.php b/library/Icingadb/Model/Downtime.php
index 04952a08..560a85da 100644
--- a/library/Icingadb/Model/Downtime.php
+++ b/library/Icingadb/Model/Downtime.php
@@ -76,6 +76,11 @@ class Downtime extends Model
         ];
     }
 
+    public function getSearchColumns()
+    {
+        return ['comment'];
+    }
+
     public function getDefaultSort()
     {
         return ['downtime.is_in_effect', 'downtime.start_time desc'];
diff --git a/library/Icingadb/Model/Hostgroup.php b/library/Icingadb/Model/Hostgroup.php
index 075554ba..19b488a6 100644
--- a/library/Icingadb/Model/Hostgroup.php
+++ b/library/Icingadb/Model/Hostgroup.php
@@ -47,6 +47,11 @@ class Hostgroup extends Model
         ];
     }
 
+    public function getSearchColumns()
+    {
+        return ['name_ci'];
+    }
+
     public function getDefaultSort()
     {
         return 'display_name';
diff --git a/library/Icingadb/Model/NotificationHistory.php b/library/Icingadb/Model/NotificationHistory.php
index 5814c08b..7ff0cf4e 100644
--- a/library/Icingadb/Model/NotificationHistory.php
+++ b/library/Icingadb/Model/NotificationHistory.php
@@ -66,6 +66,11 @@ class NotificationHistory extends Model
         ];
     }
 
+    public function getSearchColumns()
+    {
+        return ['text'];
+    }
+
     public function getDefaultSort()
     {
         return 'notification_history.send_time desc';
diff --git a/library/Icingadb/Model/Servicegroup.php b/library/Icingadb/Model/Servicegroup.php
index 1248d114..65e80463 100644
--- a/library/Icingadb/Model/Servicegroup.php
+++ b/library/Icingadb/Model/Servicegroup.php
@@ -47,6 +47,11 @@ class Servicegroup extends Model
         ];
     }
 
+    public function getSearchColumns()
+    {
+        return ['name_ci'];
+    }
+
     public function getDefaultSort()
     {
         return 'display_name';
diff --git a/library/Icingadb/Model/User.php b/library/Icingadb/Model/User.php
index 843da138..d232d666 100644
--- a/library/Icingadb/Model/User.php
+++ b/library/Icingadb/Model/User.php
@@ -60,6 +60,11 @@ class User extends Model
         ];
     }
 
+    public function getSearchColumns()
+    {
+        return ['name_ci'];
+    }
+
     public function getDefaultSort()
     {
         return 'user.display_name';
diff --git a/library/Icingadb/Model/Usergroup.php b/library/Icingadb/Model/Usergroup.php
index 02fdfe99..1706bddd 100644
--- a/library/Icingadb/Model/Usergroup.php
+++ b/library/Icingadb/Model/Usergroup.php
@@ -47,6 +47,11 @@ class Usergroup extends Model
         ];
     }
 
+    public function getSearchColumns()
+    {
+        return ['name_ci'];
+    }
+
     public function getDefaultSort()
     {
         return 'usergroup.display_name';