diff --git a/src/main.rs b/src/main.rs
index c476b96..f6c1e6d 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -30,6 +30,7 @@
 //     * [x] `loop` and `recur`
 //     * [ ] string patterns
 //     * [ ] string interpolation
+//     * [ ] docstrings
 // * [~] write `base` in Rust
 // * [ ] turn this into a library function
 // * [ ] compile this into WASM