diff --git a/build/shared/manpage.adoc b/build/shared/manpage.adoc
index a7564ce5ed0..7c7bcc0b9dd 100644
--- a/build/shared/manpage.adoc
+++ b/build/shared/manpage.adoc
@@ -212,7 +212,9 @@ EXIT STATUS
 
 FILES
 -----
-*~/.arduino15/preferences.txt*::
+
+*~/AppData/Local/Arduino15/preferences.txt* (Windows)::
+*~/.arduino15/preferences.txt* (Mac OS X and Linux)::
 	This file stores the preferences used for the IDE, building and
 	uploading sketches.