diff --git a/Machines/PCCompatible/PCCompatible.cpp b/Machines/PCCompatible/PCCompatible.cpp
index b6131fb60..1336f5005 100644
--- a/Machines/PCCompatible/PCCompatible.cpp
+++ b/Machines/PCCompatible/PCCompatible.cpp
@@ -164,6 +164,7 @@ class FloppyController {
 										decoder_.geometry().sector,
 										decoder_.geometry().size);
 								} else {
+									// TODO: Overrun, presumably?
 								}
 
 								break;