diff --git a/wp-settings.php b/wp-settings.php
index b1d7cd6a2..588ffc217 100644
--- a/wp-settings.php
+++ b/wp-settings.php
@@ -421,7 +421,7 @@ if ( get_option('active_plugins') ) {
 	$current_plugins = get_option('active_plugins');
 	if ( is_array($current_plugins) ) {
 		foreach ($current_plugins as $plugin) {
-			if ( '' != $plugin && ! validate_file($plugin) && file_exists(WP_PLUGIN_DIR . '/' . $plugin) )
+			if ( '' != $plugin && 0 == validate_file($plugin) && file_exists(WP_PLUGIN_DIR . '/' . $plugin) )
 				include_once(WP_PLUGIN_DIR . '/' . $plugin);
 		}
 	}