diff --git a/reference/rar/rarentry/isdirectory.xml b/reference/rar/rarentry/isdirectory.xml
index 4d2665f6c3..dafe00990d 100644
--- a/reference/rar/rarentry/isdirectory.xml
+++ b/reference/rar/rarentry/isdirectory.xml
@@ -43,7 +43,7 @@
 //Open file, get entry and store in variable $e...
 //...
 
-$isDirectory = (bool) ((($e->getHostOs() == RAR_HOST_WIN32) && ($e->getAttr() & 0x10)) &&
+$isDirectory = (bool) ((($e->getHostOs() == RAR_HOST_WIN32) && ($e->getAttr() & 0x10)) ||
     (($e->getHostOs() == RAR_HOST_UNIX) && (($e->getAttr() & 0xf000) == 0x4000)));
 ]]>
   </programlisting>