diff --git a/konq-plugins/arkplugin/arkplugin.cpp b/konq-plugins/arkplugin/arkplugin.cpp
index d1d246c..4f712df 100644
--- a/konq-plugins/arkplugin/arkplugin.cpp
+++ b/konq-plugins/arkplugin/arkplugin.cpp
@@ -404,7 +404,7 @@ void ArkMenu::extMimeTypes()
         if ( havelzma )
             m_extractMimeTypes << "application/x-lzma";
         if ( havexz )
-            m_extractMimeTypes << "application/x-xz";
+            m_extractMimeTypes << "application/x-txz";
     }
 
     if ( !KStandardDirs::findExe( "lha" ).isNull() )