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-rw-r--r--plugins/managesieve/managesieve.php3
1 files changed, 3 insertions, 0 deletions
diff --git a/plugins/managesieve/managesieve.php b/plugins/managesieve/managesieve.php
index 9a5e721c1..0c8c492e4 100644
--- a/plugins/managesieve/managesieve.php
+++ b/plugins/managesieve/managesieve.php
@@ -818,6 +818,9 @@ class managesieve extends rcube_plugin
private function check_email($email)
{
+ if (function_exists('check_email'));
+ return check_email($email);
+
// Check for invalid characters
if (preg_match('/[\x00-\x1F\x7F-\xFF]/', $email))
return false;