diff --git a/README.md b/README.md
index 1cc93e7..b302d0c 100644
--- a/README.md
+++ b/README.md
@@ -3,3 +3,6 @@
 A simple Scheme to C compiler, in C.
 
 For now it can only compile very simple programs like [this](/examples/test.lisp).
+
+It leaks memory like crazy and if you give it wrong input, it will probably
+die. Please don’t use it yet.