diff --git a/wp-admin/plugins.php b/wp-admin/plugins.php
index 48530eddce..2cbc302530 100644
--- a/wp-admin/plugins.php
+++ b/wp-admin/plugins.php
@@ -94,9 +94,9 @@ if ( !empty($action) ) {
 				wp_die($valid);
 
 			if ( defined('E_RECOVERABLE_ERROR') )
-				error_reporting(E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING | E_RECOVERABLE_ERROR);
+				error_reporting(E_CORE_ERROR | E_CORE_WARNING | E_COMPILE_ERROR | E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING | E_RECOVERABLE_ERROR);
 			else
-				error_reporting(E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING);
+				error_reporting(E_CORE_ERROR | E_CORE_WARNING | E_COMPILE_ERROR | E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING);
 
 			@ini_set('display_errors', true); //Ensure that Fatal errors are displayed.
 			include(WP_PLUGIN_DIR . '/' . $plugin);
diff --git a/wp-admin/update.php b/wp-admin/update.php
index 304c81f8b9..8f41b3310b 100644
--- a/wp-admin/update.php
+++ b/wp-admin/update.php
@@ -54,9 +54,9 @@ if ( isset($_GET['action']) ) {
 			echo '<p>' . __('Plugin failed to reactivate due to a fatal error.') . '</p>';
 
 			if ( defined('E_RECOVERABLE_ERROR') )
-				error_reporting(E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING | E_RECOVERABLE_ERROR);
+				error_reporting(E_CORE_ERROR | E_CORE_WARNING | E_COMPILE_ERROR | E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING | E_RECOVERABLE_ERROR);
 			else
-				error_reporting(E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING);
+				error_reporting(E_CORE_ERROR | E_CORE_WARNING | E_COMPILE_ERROR | E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING);
 
 			@ini_set('display_errors', true); //Ensure that Fatal errors are displayed.
 			include(WP_PLUGIN_DIR . '/' . $plugin);
diff --git a/wp-load.php b/wp-load.php
index aee3b39f59..7f396406e6 100644
--- a/wp-load.php
+++ b/wp-load.php
@@ -20,9 +20,9 @@
 define( 'ABSPATH', dirname(__FILE__) . '/' );
 
 if ( defined('E_RECOVERABLE_ERROR') )
-	error_reporting(E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING | E_RECOVERABLE_ERROR);
+	error_reporting(E_CORE_ERROR | E_CORE_WARNING | E_COMPILE_ERROR | E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING | E_RECOVERABLE_ERROR);
 else
-	error_reporting(E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING);
+	error_reporting(E_CORE_ERROR | E_CORE_WARNING | E_COMPILE_ERROR | E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING);
 
 if ( file_exists( ABSPATH . 'wp-config.php') ) {
 
diff --git a/wp-settings.php b/wp-settings.php
index 9ab9a69060..0d42e66544 100644
--- a/wp-settings.php
+++ b/wp-settings.php
@@ -218,9 +218,9 @@ if ( defined('WP_DEBUG') && WP_DEBUG ) {
 } else {
 	define('WP_DEBUG', false);
 	if ( defined('E_RECOVERABLE_ERROR') )
-		error_reporting(E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING | E_RECOVERABLE_ERROR);
+		error_reporting(E_CORE_ERROR | E_CORE_WARNING | E_COMPILE_ERROR | E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING | E_RECOVERABLE_ERROR);
 	else
-		error_reporting(E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING);
+		error_reporting(E_CORE_ERROR | E_CORE_WARNING | E_COMPILE_ERROR | E_ERROR | E_WARNING | E_PARSE | E_USER_ERROR | E_USER_WARNING);
 }
 
 // For an advanced caching plugin to use, static because you would only want one
@@ -229,7 +229,7 @@ if ( defined('WP_CACHE') && WP_CACHE )
 
 /**
  * Private
- */ 
+ */
 if ( !defined('MEDIA_TRASH') )
 	define('MEDIA_TRASH', false);