diff --git a/blk/001 b/blk/001
index 5231f9d..f2c3353 100644
--- a/blk/001
+++ b/blk/001
@@ -3,12 +3,11 @@ MASTER INDEX
   3 Usage                      30 Dictionary
  70 Implementation notes      100 Block editor
 120 Linker                    140 Addressed devices
-150 AT28 Driver
 200 Z80 assembler             260 Cross compilation
 280 Z80 boot code             350 ACIA driver
 370 SD Card driver            390 Inner core
-420 Core words
-
+420 Core words                480 AT28 Driver
+490 TRS80 Drivers
 
 
 
diff --git a/blk/150 b/blk/480
similarity index 84%
rename from blk/150
rename to blk/480
index 4a5c5c7..8d0e70c 100644
--- a/blk/150
+++ b/blk/480
@@ -3,4 +3,4 @@ AT28 Driver
 Write to an AT28 EEPROM while making sure that proper timing
 is followed and verify data integrity.
 
-Load with "151 LOAD"
+Load with "481 LOAD"
diff --git a/blk/151 b/blk/481
similarity index 100%
rename from blk/151
rename to blk/481
diff --git a/blk/160 b/blk/490
similarity index 65%
rename from blk/160
rename to blk/490
index 06d7576..b65566e 100644
--- a/blk/160
+++ b/blk/490
@@ -4,5 +4,5 @@ Drivers for the TRS-80 keyboard, video and floppy. At the
 moment, they are thin layer over the drivers provided by
 TRSDOS' SVC.
 
-Load the Z80 words with "162 LOAD" and the high level part
-with "164 LOAD".
+Load the Z80 words with "492 LOAD" and the high level part
+with "494 LOAD".
diff --git a/blk/162 b/blk/492
similarity index 100%
rename from blk/162
rename to blk/492
diff --git a/recipes/rc2014/eeprom/README.md b/recipes/rc2014/eeprom/README.md
index cf9bc4a..4cc08c3 100644
--- a/recipes/rc2014/eeprom/README.md
+++ b/recipes/rc2014/eeprom/README.md
@@ -46,7 +46,7 @@ Addressed devices are at B140. To know what you have to paste, open the loader
 block (B142) and see what blocks it loads. For each of the blocks, copy/paste
 the code in your interpreter.
 
-Do the same thing with the AT28 driver (B150)
+Do the same thing with the AT28 driver (B480)
 
 If you're doing the real thing and not using the emulator, pasting so much code
 at once might freeze up the RC2014, so it is recommended that you use
diff --git a/recipes/trs80/xcomp.fs b/recipes/trs80/xcomp.fs
index c695616..17d4608 100644
--- a/recipes/trs80/xcomp.fs
+++ b/recipes/trs80/xcomp.fs
@@ -12,7 +12,7 @@ CURRENT @ XCURRENT !
 H@ 256 /MOD 2 PC! 2 PC!
 0x3000 BIN( !
 282 LOAD  ( boot.z80 )
-162 LOAD  ( trs80.z80 )
+492 LOAD  ( trs80.z80 )
 393 LOAD  ( icore )
 (entry) _
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