diff --git a/2023/README.md b/2023/README.md
index d2326a5..9d8f1be 100644
--- a/2023/README.md
+++ b/2023/README.md
@@ -1,12 +1,12 @@
 # Advent of Code 2023
 
-|  S  |  M  |  T  |  W  |  T  |  F  |              S               |
-| :-: | :-: | :-: | :-: | :-: | :-: | :--------------------------: |
-|     |     |     |     |     | [1] |             [2]              |
-| [3] | [4] | [5] |  6  | [7] | [8] | 9 [elixir][9], [haskell][9h] |
-| 10  | 11  | 12  | 13  | 14  | 15  |              16              |
-| 17  | 18  | 19  | 20  | 21  | 22  |              23              |
-| 24  | 25  |     |     |     |     |                              |
+|  S  |  M  |  T  |  W  |  T  |  F  |              S              |
+| :-: | :-: | :-: | :-: | :-: | :-: | :-------------------------: |
+|     |     |     |     |     | [1] |             [2]             |
+| [3] | [4] | [5] |  6  | [7] | [8] | [9]<sup>[haskell][9h]</sup> |
+| 10  | 11  | 12  | 13  | 14  | 15  |              16             |
+| 17  | 18  | 19  | 20  | 21  | 22  |              23             |
+| 24  | 25  |     |     |     |     |                             |
 
 [1]: ./lib/2023/1.ex
 [2]: ./lib/2023/2.ex