diff --git a/nix/home/programs/rtorrent/rtorrent.rc b/nix/home/programs/rtorrent/rtorrent.rc
index f6e28db..69fc877 100644
--- a/nix/home/programs/rtorrent/rtorrent.rc
+++ b/nix/home/programs/rtorrent/rtorrent.rc
@@ -21,7 +21,7 @@ ratio.max.set = 300
 ratio.upload.set = 20M
 
 # To ensure world-readable results
-umask = 0000
+system.umask.set = 0000
 
 # Changing the command triggered when the ratio is reached.
 # (the default is "d.try_close= ; d.ignore_commands.set=1")