diff --git a/dotfiles/xsession b/dotfiles/xsession
index 1c419ec..36b7db0 100755
--- a/dotfiles/xsession
+++ b/dotfiles/xsession
@@ -1,4 +1,5 @@
 #!/bin/sh
+# This file should be symlinked from ~/.xsession
 
 # Don't read anything from stdin.
 exec < /dev/null