diff --git a/man7/inotify.7 b/man7/inotify.7
index b22e518d4..015c32f01 100644
--- a/man7/inotify.7
+++ b/man7/inotify.7
@@ -209,6 +209,11 @@ File/directory deleted from watched directory (*).
 .TP
 .B IN_DELETE_SELF
 Watched file/directory was itself deleted.
+(This event also occurs if an object is moved to another filesystem,
+since
+.BR mv (1)
+in effect copies the file to the other filesystem and
+then deletes it from original filesystem.)
 .TP
 .B IN_MODIFY
 File was modified (*).