diff --git a/src/System/Integrate/Application.php b/src/System/Integrate/Application.php
index 12340074..1a74968b 100644
--- a/src/System/Integrate/Application.php
+++ b/src/System/Integrate/Application.php
@@ -291,7 +291,7 @@ public function defaultConfigs()
         return [
             // app config
             'BASEURL'               => '/',
-            'time_zone'             => 'Asia/Jakarta',
+            'time_zone'             => 'UTC',
             'APP_KEY'               => '',
             'ENVIRONMENT'           => 'dev',
             'APP_DEBUG'             => 'false',
diff --git a/tests/Integrate/ApplicationTest.php b/tests/Integrate/ApplicationTest.php
index d488fb91..2acfcec0 100644
--- a/tests/Integrate/ApplicationTest.php
+++ b/tests/Integrate/ApplicationTest.php
@@ -284,7 +284,7 @@ private function defaultConfigs()
         return [
             // app config
             'BASEURL'               => '/',
-            'time_zone'             => 'Asia/Jakarta',
+            'time_zone'             => 'UTC',
             'APP_KEY'               => '',
             'ENVIRONMENT'           => 'dev',
             'APP_DEBUG'             => 'false',
diff --git a/tests/Integrate/assets/app1/config/app.config.php b/tests/Integrate/assets/app1/config/app.config.php
index f47bb74f..b00543f3 100644
--- a/tests/Integrate/assets/app1/config/app.config.php
+++ b/tests/Integrate/assets/app1/config/app.config.php
@@ -3,7 +3,7 @@
 return [
     // app config
     'BASEURL'               => '/',
-    'time_zone'             => 'Asia/Jakarta',
+    'time_zone'             => 'UTC',
     'APP_KEY'               => '',
     'ENVIRONMENT'           => 'test',
 
diff --git a/tests/Integrate/assets/app2/bootstrap/cache/config.php b/tests/Integrate/assets/app2/bootstrap/cache/config.php
index fb904799..04098f83 100644
--- a/tests/Integrate/assets/app2/bootstrap/cache/config.php
+++ b/tests/Integrate/assets/app2/bootstrap/cache/config.php
@@ -2,7 +2,7 @@
 
 return [
     'BASEURL'            => '/',
-    'time_zone'          => 'Asia/Jakarta',
+    'time_zone'          => 'UTC',
     'APP_KEY'            => '',
     'ENVIRONMENT'        => 'prod',
     'COMMAND_PATH'       => '\\app\\Commands\\',
diff --git a/tests/Integrate/assets/app2/config/app.config.php b/tests/Integrate/assets/app2/config/app.config.php
index 10d726ba..40853342 100644
--- a/tests/Integrate/assets/app2/config/app.config.php
+++ b/tests/Integrate/assets/app2/config/app.config.php
@@ -3,7 +3,7 @@
 return [
     // app config
     'BASEURL'               => '/',
-    'time_zone'             => 'Asia/Jakarta',
+    'time_zone'             => 'UTC',
     'APP_KEY'               => '',
     'ENVIRONMENT'           => 'prod',