diff --git a/lib/block.js b/lib/block.js
index <HASH>..<HASH> 100644
--- a/lib/block.js
+++ b/lib/block.js
@@ -36,11 +36,11 @@ function Block() {
 Block.getDescription = function( type ) {
   switch( type ) {
     case UDIF.BLOCK.ZEROFILL: return 'ZEROFILL'; break
-    case UDIF.BLOCK.RAW: return 'UDRW (UDIF read/write) / UDRO (UDIF read-only)'; break
-    case UDIF.BLOCK.FREE: return 'FREE (Unallocated)'; break
-    case UDIF.BLOCK.UDCO: return 'UDCO (UDIF ADC-compressed)'; break
-    case UDIF.BLOCK.UDZO: return 'UDZO (UDIF zlib-compressed)'; break
-    case UDIF.BLOCK.UDBZ: return 'UDBZ (UDIF bzip2-compressed)'; break
+    case UDIF.BLOCK.RAW: return 'UDRW (raw)'; break
+    case UDIF.BLOCK.FREE: return 'FREE (unallocated)'; break
+    case UDIF.BLOCK.UDCO: return 'UDCO (adc-compressed)'; break
+    case UDIF.BLOCK.UDZO: return 'UDZO (zlib-compressed)'; break
+    case UDIF.BLOCK.UDBZ: return 'UDBZ (bzip2-compressed)'; break
     case UDIF.BLOCK.COMMENT: return 'COMMENT'; break
     case UDIF.BLOCK.TERMINATOR: return 'TERMINATOR'; break
     default: return 'UNKNOWN'; break
feat(block): Improve block type descriptions