diff --git a/app/DovecotPw.php b/app/DovecotPw.php
index 7242601..3abbff2 100644
--- a/app/DovecotPw.php
+++ b/app/DovecotPw.php
@@ -32,7 +32,7 @@ class DovecotPw
         $fp = [];
         $m = static::$method;
         $r = static::$rounds;
-        $proc = proc_open(  "'/usr/bin/doveadm' 'auth' 'test' '-x' 'service=imap' '{$user}'",
+        $proc = proc_open(  "'sudo' '/usr/bin/doveadm' 'auth' 'test' '-x' 'service=imap' '{$user}'",
                             [0 => ["pipe","r"], 1 => ["pipe", "w"], 2 => ["pipe", "w"]],
                             $fp);