diff --git a/src/lib/formats/ami_dsk.c b/src/lib/formats/ami_dsk.c
index df04c178b68..16d1f73e5b5 100644
--- a/src/lib/formats/ami_dsk.c
+++ b/src/lib/formats/ami_dsk.c
@@ -77,7 +77,7 @@ bool adf_format::load(floppy_image *image)
 		sectors[i].size = 512;
 	}
 
-	UINT8 *mfm = NULL;
+//	UINT8 *mfm = NULL;
 	image->set_meta_data(80, 2);
 	for(int track=0; track < 80; track++) {
 		for(int side=0; side < 2; side++) {