diff --git a/src/messenger/webim/js/source/build.xml b/src/messenger/webim/js/source/build.xml
index 4690c653..684473f0 100644
--- a/src/messenger/webim/js/source/build.xml
+++ b/src/messenger/webim/js/source/build.xml
@@ -3,7 +3,7 @@
 
 <project basedir="." default="update" name="Obfuscator">
   <property name="obfuscator.location" value="." />
-  <property name="webim.location" value="../163" />
+  <property name="webim.location" value="../164" />
 
   <target name="update" depends="build">
     <java classname="JSO" fork="true" error="${obfuscator.location}/bin/obfuscation.log">
diff --git a/src/messenger/webim/libs/common.php b/src/messenger/webim/libs/common.php
index 304c8fdd..3a5ca4ff 100644
--- a/src/messenger/webim/libs/common.php
+++ b/src/messenger/webim/libs/common.php
@@ -25,7 +25,7 @@ require_once(dirname(__FILE__).'/converter.php');
 require_once(dirname(__FILE__).'/config.php');
 
 $version = '1.6.3';
-$jsver = "163";
+$jsver = "164";
 
 function myiconv($in_enc, $out_enc, $string) {
 	global $_utf8win1251, $_win1251utf8;