diff --git a/Machines/PCCompatible/PCCompatible.cpp b/Machines/PCCompatible/PCCompatible.cpp
index a545bd9dc..f9d3e7690 100644
--- a/Machines/PCCompatible/PCCompatible.cpp
+++ b/Machines/PCCompatible/PCCompatible.cpp
@@ -102,6 +102,10 @@ class FloppyController {
 						printf("TODO: implement FDC command %d\n", uint8_t(decoder_.command()));
 					break;
 
+					case Command::ReadData:
+						printf("FDC: Read %d:%d at %d/%d\n", decoder_.target().drive, decoder_.target().head, decoder_.geometry().cylinder, decoder_.geometry().head);
+					break;
+
 					case Command::Seek:
 						printf("FDC: Seek %d:%d to %d\n", decoder_.target().drive, decoder_.target().head, decoder_.seek_target());
 						drives_[decoder_.target().drive].track = decoder_.seek_target();