diff --git a/Storage/Disk/Formats/AcornADF.cpp b/Storage/Disk/Formats/AcornADF.cpp
index 9efd45811..b1e8d0794 100644
--- a/Storage/Disk/Formats/AcornADF.cpp
+++ b/Storage/Disk/Formats/AcornADF.cpp
@@ -37,6 +37,29 @@ AcornADF::AcornADF(const char *file_name) :
 	if(bytes[0] != 'H' || bytes[1] != 'u' || bytes[2] != 'g' || bytes[3] != 'o') throw ErrorNotAcornADF;
 }
 
+AcornADF::~AcornADF()
+{
+	if(get_is_modified())
+	{
+		for(unsigned int head = 0; head < get_head_count(); head++)
+		{
+			for(unsigned int track = 0; track < get_head_position_count(); track++)
+			{
+				std::shared_ptr<Storage::Disk::Track> modified_track = get_modified_track_at_position(head, track);
+				if(modified_track)
+				{
+					Storage::Encodings::MFM::Parser parser(true, modified_track);
+					for(unsigned int c = 0; c < sectors_per_track; c++)
+					{
+						std::shared_ptr<Storage::Encodings::MFM::Sector> sector = parser.get_sector((uint8_t)track, (uint8_t)c);
+						printf("Sector %d: %p\n", c, sector.get());
+					}
+				}
+			}
+		}
+	}
+}
+
 unsigned int AcornADF::get_head_position_count()
 {
 	return 80;
diff --git a/Storage/Disk/Formats/AcornADF.hpp b/Storage/Disk/Formats/AcornADF.hpp
index 7be2d1b87..ea996303f 100644
--- a/Storage/Disk/Formats/AcornADF.hpp
+++ b/Storage/Disk/Formats/AcornADF.hpp
@@ -27,6 +27,7 @@ class AcornADF: public Disk, public Storage::FileHolder {
 			@throws ErrorNotAcornADF if the file doesn't appear to contain an Acorn .ADF format image.
 		*/
 		AcornADF(const char *file_name);
+		~AcornADF();
 
 		enum {
 			ErrorNotAcornADF,