diff --git a/neo/sys/events.cpp b/neo/sys/events.cpp
index 307c612a..42d9126e 100644
--- a/neo/sys/events.cpp
+++ b/neo/sys/events.cpp
@@ -112,6 +112,7 @@ static byte mapkey(SDLKey key) {
 		return K_MENU;
 
 	case SDLK_LALT:
+	case SDLK_RALT:
 		return K_ALT;
 	case SDLK_RCTRL:
 	case SDLK_LCTRL: