diff --git a/README.md b/README.md
index 9f91c4a..322f854 100644
--- a/README.md
+++ b/README.md
@@ -18,6 +18,8 @@ Set your preferences in the launcher window, plug-in two DirectInput or XInput c
 
 Blue, the main character, knows some advanced martial arts techniques, which can be unlocked through special combinaisons ;).
 
+⚠️ The game does not support keyboard input, only gamepad input. **Controllers are required.**
+
 ## ⚙ How to install / build?
 
 Please refer to [INSTALL.md](INSTALL.md).