diff --git a/2021/readme.md b/2021/readme.md
index 3bd6c6f..87350b5 100644
--- a/2021/readme.md
+++ b/2021/readme.md
@@ -15,6 +15,30 @@ Enjoy!
 # Days
 
 - [x] [Day 1](./1.ts)
+- [ ] Day 2
+- [ ] Day 3
+- [ ] Day 4
+- [ ] Day 5
+- [ ] Day 6
+- [ ] Day 7
+- [ ] Day 8
+- [ ] Day 9
+- [ ] Day 10
+- [ ] Day 11
+- [ ] Day 12
+- [ ] Day 13
+- [ ] Day 14
+- [ ] Day 15
+- [ ] Day 16
+- [ ] Day 17
+- [ ] Day 18
+- [ ] Day 19
+- [ ] Day 20
+- [ ] Day 21
+- [ ] Day 22
+- [ ] Day 23
+- [ ] Day 24
+- [ ] Day 25
 
 [deno]: https://deno.land/
 [ts]: https://deno.land/manual/typescript