diff --git a/README.md b/README.md
index eaf6501..477c2a6 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@
 - [x] 0.9  - Score
 - [x] 0.10 - Next shape
 - [x] 0.11 - RNG Shape generation
-- [ ] 0.12 - Sound
+- [x] 0.12 - Sound
 - [ ] 0.13 - State machine: Menu, Gameplay and Game Over screen.
 - [ ] 1.0  - Bugfixes