diff --git a/application/controllers/Appointments.php b/application/controllers/Appointments.php
index 852e6be5..f9720839 100644
--- a/application/controllers/Appointments.php
+++ b/application/controllers/Appointments.php
@@ -63,7 +63,7 @@ class Appointments extends EA_Controller {
 
             $keyword = request('keyword', '');
 
-            $order_by = 'name ASC';
+            $order_by = 'update_datetime DESC';
 
             $limit = request('limit', 1000);
 
diff --git a/application/controllers/Categories.php b/application/controllers/Categories.php
index 1bc4cc76..06e78ad0 100644
--- a/application/controllers/Categories.php
+++ b/application/controllers/Categories.php
@@ -90,7 +90,7 @@ class Categories extends EA_Controller {
 
             $keyword = request('keyword', '');
 
-            $order_by = 'name ASC';
+            $order_by = 'update_datetime DESC';
 
             $limit = request('limit', 1000);
 
diff --git a/application/controllers/Services.php b/application/controllers/Services.php
index e2dd21d1..a659da76 100644
--- a/application/controllers/Services.php
+++ b/application/controllers/Services.php
@@ -91,7 +91,7 @@ class Services extends EA_Controller {
 
             $keyword = request('keyword', '');
 
-            $order_by = 'name ASC';
+            $order_by = 'update_datetime DESC';
 
             $limit = request('limit', 1000);
 
diff --git a/application/controllers/Unavailabilities.php b/application/controllers/Unavailabilities.php
index 5ea43484..cceb6172 100644
--- a/application/controllers/Unavailabilities.php
+++ b/application/controllers/Unavailabilities.php
@@ -48,7 +48,7 @@ class Unavailabilities extends EA_Controller {
 
             $keyword = request('keyword', '');
 
-            $order_by = 'name ASC';
+            $order_by = 'update_datetime DESC';
 
             $limit = request('limit', 1000);
 
diff --git a/application/controllers/Webhooks.php b/application/controllers/Webhooks.php
index d2d37e2e..659dabca 100644
--- a/application/controllers/Webhooks.php
+++ b/application/controllers/Webhooks.php
@@ -107,7 +107,7 @@ class Webhooks extends EA_Controller {
 
             $keyword = request('keyword', '');
 
-            $order_by = 'name ASC';
+            $order_by = 'update_datetime DESC';
 
             $limit = request('limit', 1000);