diff --git a/src/libcalamares/partition/Global.h b/src/libcalamares/partition/Global.h
index b76c74c58..64c221240 100644
--- a/src/libcalamares/partition/Global.h
+++ b/src/libcalamares/partition/Global.h
@@ -20,6 +20,8 @@
 #include "FileSystem.h"
 #include "JobQueue.h"
 
+// TODO: this assumes KPMcore is present, but the header and TU
+//       are used always.
 #include <kpmcore/fs/filesystem.h>
 
 namespace CalamaresUtils