diff --git a/disks/pc/fixed/10mb/PCDOS200WIN101EGA.json b/disks/pc/fixed/10mb/PCDOS200-WIN101-EGA.json
similarity index 100%
rename from disks/pc/fixed/10mb/PCDOS200WIN101EGA.json
rename to disks/pc/fixed/10mb/PCDOS200-WIN101-EGA.json
diff --git a/disks/pc/fixed/10mb/PCDOS200WIN101.json b/disks/pc/fixed/10mb/PCDOS200-WIN101.json
similarity index 100%
rename from disks/pc/fixed/10mb/PCDOS200WIN101.json
rename to disks/pc/fixed/10mb/PCDOS200-WIN101.json
diff --git a/disks/pc/fixed/20mb/PCDOS320WIN300.json b/disks/pc/fixed/20mb/PCDOS320-WIN300.json
similarity index 100%
rename from disks/pc/fixed/20mb/PCDOS320WIN300.json
rename to disks/pc/fixed/20mb/PCDOS320-WIN300.json
diff --git a/disks/pc/fixed/20mb/PCDOS330EMPTY.json b/disks/pc/fixed/20mb/PCDOS330-EMPTY.json
similarity index 100%
rename from disks/pc/fixed/20mb/PCDOS330EMPTY.json
rename to disks/pc/fixed/20mb/PCDOS330-EMPTY.json
diff --git a/disks/pc/fixed/20mb/PCDOS330WIN310.json b/disks/pc/fixed/20mb/PCDOS330-WIN310.json
similarity index 100%
rename from disks/pc/fixed/20mb/PCDOS330WIN310.json
rename to disks/pc/fixed/20mb/PCDOS330-WIN310.json