diff --git a/README.md b/README.md
index 828045e..bde3573 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,9 @@
 # FOO UpDater
 Declaratively keep your stuff up to date in your nixos config.
 
+> [!WARNING]
+> You shouldn't use this just yet as it's still a WIP
+
 ## Usage
 ```nix
 {