diff --git a/faucet/gui/greetd.nix b/faucet/gui/greetd.nix
index fd717d71..f7c4e310 100644
--- a/faucet/gui/greetd.nix
+++ b/faucet/gui/greetd.nix
@@ -5,4 +5,6 @@
   cfg = config.faucet.gui;
 in mkIf (cfg.enable && cfg.session) {
   programs.regreet.enable = true;
+
+  environment.persistence."/nix/persist/fhs".directories = [ "/var/cache/regreet" ];
 }