diff --git a/docs/megathread/sony.md b/docs/megathread/sony.md
index bc24b29..f1f1b73 100644
--- a/docs/megathread/sony.md
+++ b/docs/megathread/sony.md
@@ -49,6 +49,7 @@ PS2
 | PS2 Redump (S Part 1) | [Link](https://archive.org/download/sony_playstation2_s_part1) |
 | PS2 Redump (S Part 2) | [Link](https://archive.org/download/sony_playstation2_s_part2) |
 | PS2 Redump (S Part 3) | [Link](https://archive.org/download/sony_playstation2_s_part3) |
+| PS2 Redump (S Part 4) | [Link](https://archive.org/download/sony_playstation2_s_part4) |
 | PS2 Redump (T) | [Link](https://archive.org/download/sony_playstation2_t) |
 | PS2 Redump (U) | [Link](https://archive.org/download/sony_playstation2_u) |
 | PS2 Redump (V) | [Link](https://archive.org/download/sony_playstation2_v) |