diff --git a/README.md b/README.md
index 5f9f82a..caf8b63 100644
--- a/README.md
+++ b/README.md
@@ -19,4 +19,5 @@
     - [ ] `_`
     - [ ] `PS1`
     - [ ] Positional variables
+    - [ ] `RANDOM`
 - [ ] Handle signals