diff --git a/JSONStream.php b/JSONStream.php
index 6d7f5c1..de12408 100644
--- a/JSONStream.php
+++ b/JSONStream.php
@@ -232,7 +232,7 @@ class JSONStream
                 $this->offset += strlen($m[0]);
                 if ($m[0][0] == "\\")
                 {
-                    if ($m[0] == 'u')
+                    if ($m[0][1] == 'u')
                         $v .= mb_convert_encoding(pack('H*', str_replace('\\u', '', $m[0])), 'UTF-8', 'UTF-16BE');
                     else
                     {