diff --git a/modules/dream2nix/core/ui/default.nix b/modules/dream2nix/core/ui/default.nix
index 117f0696..c015527c 100644
--- a/modules/dream2nix/core/ui/default.nix
+++ b/modules/dream2nix/core/ui/default.nix
@@ -5,4 +5,10 @@
 
   config.public.name = config.name;
   config.public.version = config.version;
+  config.public.${
+    if config ? lock
+    then "lock"
+    else null
+  } =
+    config.lock.refresh;
 }