diff --git a/src/calibre/manual/faq.rst b/src/calibre/manual/faq.rst
index 1407adad58..0c02ef2925 100644
--- a/src/calibre/manual/faq.rst
+++ b/src/calibre/manual/faq.rst
@@ -218,6 +218,10 @@ If it still wont launch, start a command prompt (press the windows key and R; th
 
 Post any output you see in a help message on the `Forum <http://www.mobileread.com/forums/forumdisplay.php?f=166>`_.
     
+My antivirus programs claims |app| is a virus/trojan?
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+Your antivirus program is wrong. |app| is a completely open source product. You can actually browse the source code yourself (or hire someone to do it for you) to verify that it is not a virus. Please report the false identification to whatever company you buy your antivirus software from.
+
 
 I want some feature added to |app|. What can I do?
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~