diff --git a/disks/pc/fixed/win101/README.md b/disks/pc/fixed/10mb/README.md
similarity index 74%
rename from disks/pc/fixed/win101/README.md
rename to disks/pc/fixed/10mb/README.md
index b0b4bda86..a4df9fcc1 100644
--- a/disks/pc/fixed/win101/README.md
+++ b/disks/pc/fixed/10mb/README.md
@@ -1,12 +1,12 @@
 10Mb Disk Image with Windows 1.01
 ---
-This folder contains a 10Mb hard disk image ([10mb.json](10mb.json)) with a Windows 1.01 installation.
+This folder contains a 10Mb hard disk image ([pcdos200-win101.json](pcdos200-win101.json)) with a Windows 1.01 installation.
 
 This disk image is used by various [Model 5160 CGA](/devices/pc/machine/5160/cga/) machine configurations.
 
 To use it with a machine configuration, include:
 
-	<hdc id="hdcXT" drives='[{name:"10Mb Hard Disk",path:"/disks/pc/fixed/win101/10mb.json",type:3}]'/>
+	<hdc id="hdcXT" drives='[{name:"10Mb Hard Disk",path:"/disks/pc/fixed/10mb/pcdos200-win101.json",type:3}]'/>
 	
 in your machine.xml file.  Alternatively, you can include it by reference:
 
diff --git a/disks/pc/fixed/win101/10mb-ega.json b/disks/pc/fixed/10mb/pcdos200-win101-ega.json
similarity index 100%
rename from disks/pc/fixed/win101/10mb-ega.json
rename to disks/pc/fixed/10mb/pcdos200-win101-ega.json
diff --git a/disks/pc/fixed/win101/10mb.json b/disks/pc/fixed/10mb/pcdos200-win101.json
similarity index 100%
rename from disks/pc/fixed/win101/10mb.json
rename to disks/pc/fixed/10mb/pcdos200-win101.json
diff --git a/disks/pc/fixed/win101-ega.xml b/disks/pc/fixed/win101-ega.xml
index 85e3a8409..687590eaa 100644
--- a/disks/pc/fixed/win101-ega.xml
+++ b/disks/pc/fixed/win101-ega.xml
@@ -1,2 +1,2 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<hdc id="hdcXT" drives='[{name:"10Mb Hard Disk",path:"/disks/pc/fixed/win101/10mb-ega.json",type:3}]'/>
\ No newline at end of file
+<hdc id="hdcXT" drives='[{name:"10Mb Hard Disk",path:"/disks/pc/fixed/10mb/pcdos200-win101-ega.json",type:3}]'/>
diff --git a/disks/pc/fixed/win101.xml b/disks/pc/fixed/win101.xml
index 28789b345..c1d5e9ae5 100644
--- a/disks/pc/fixed/win101.xml
+++ b/disks/pc/fixed/win101.xml
@@ -1,2 +1,2 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<hdc id="hdcXT" drives='[{name:"10Mb Hard Disk",path:"/disks/pc/fixed/win101/10mb.json",type:3}]'/>
\ No newline at end of file
+<hdc id="hdcXT" drives='[{name:"10Mb Hard Disk",path:"/disks/pc/fixed/10mb/pcdos200-win101.json",type:3}]'/>