diff --git a/source/2/2.4/2.4.4/pcmanfm-qt.rst b/source/2/2.4/2.4.4/pcmanfm-qt.rst
index 1714abc7..8e2f3402 100644
--- a/source/2/2.4/2.4.4/pcmanfm-qt.rst
+++ b/source/2/2.4/2.4.4/pcmanfm-qt.rst
@@ -163,7 +163,7 @@ The :guilabel:`User Interface` tab changes how the PCManFM-Qt window appears. To
 
 .. image:: pcmanfm-qt-user-interface.png 
  
-The tab :guilabel:`Thumbnail` tab has settings for thumbnails on files in PCManFM-Qt. To enable/disable thumbnails check/uncheck the :guilabel:`Show thumbnails of files` checkbox. If you want to only have thumbnails for local files not on another machine check  :guilabel:`Only show thumbnails for local files` checkbox. Unchecking the previous checkbox will result in a slower performance to get the thumbnails for the files. To put an upper limit on the file size for generating thumbnails which makes thumbnails change the :guilabel:`Do not generate thumbnails for image files exceeding the size` field. 
+The tab :guilabel:`Thumbnail` tab has settings for thumbnails on files in PCManFM-Qt. To enable/disable thumbnails check/uncheck the :guilabel:`Show thumbnails of files` checkbox. If you want to only have thumbnails for local files not on another machine check  :guilabel:`Only show thumbnails for local files` checkbox. Unchecking the previous checkbox will result in a slower performance to get the thumbnails for the files. To put an upper limit for built in thumbnails for PCManFM-Qt change the :guilabel:`Image size limit for built in thumbnailer` field. To have a limit for external thumbnails change the :guilabel:`File size limit for external thumbnailers` field. 
 
 .. image::  perferences-thumbnail.png