diff --git a/source/exhumed/src/input.h b/source/exhumed/src/input.h
index c01ab8f1b..c09b1dd70 100644
--- a/source/exhumed/src/input.h
+++ b/source/exhumed/src/input.h
@@ -33,7 +33,7 @@ enum {
 };
 
 // 32 bytes
-struct PlayerInput
+struct PlayerInput // TODO consider adjusting this for demo compatibility
 {
     int xVel;
     int yVel;