diff --git a/boards/z80/ez80/ez80f910200kitg/README.txt b/boards/z80/ez80/ez80f910200kitg/README.txt
index d3bb844841..09b3e83c5a 100644
--- a/boards/z80/ez80/ez80f910200kitg/README.txt
+++ b/boards/z80/ez80/ez80f910200kitg/README.txt
@@ -22,27 +22,6 @@ Version 4.11.0
   all ez80 boards.  However, it is the older version 4.11.0 that this code
   has been verified against.
 
-  Although it compiles without error, the 4.11.0 compiler generates
-  bad code on one of the files, mm/mm_initialize.c.  Below is a simple work-
-  around.
-
-    --- mm/mm_initialize.c.SAVE	2008-02-13 08:06:46.833857700 -0600
-    +++ mm/mm_initialize.c	2008-02-13 08:07:26.367608900 -0600
-    @@ -94,8 +94,11 @@
-    {
-       int i;
-
-    +#if 0 /* DO NOT CHECK IN */
-       CHECK_ALLOCNODE_SIZE;
-       CHECK_FREENODE_SIZE;
-    +#endif
-
-   /* Set up global variables */
-
-   UPDATE:  I don't know if 4.11.1 has this same problem (I bet not since
-   I submitted the bug to ZiLOG), but I have permanently worked around the
-   above problem for all ZiLOG compilers.
-
 Version 5.1.1
 
   On June 22, 2011 I verified that these configurations build successfully
diff --git a/boards/z80/ez80/ez80f910200zco/README.txt b/boards/z80/ez80/ez80f910200zco/README.txt
index 022a26cd11..5843568ee8 100644
--- a/boards/z80/ez80/ez80f910200zco/README.txt
+++ b/boards/z80/ez80/ez80f910200zco/README.txt
@@ -22,27 +22,6 @@ Version 4.11.0
   all ez80 boards.  However, it is the older version 4.11.0 that this code
   has been verified against.
 
-  Although it compiles without error, the 4.11.0 compiler generates
-  bad code on one of the files, mm/mm_initialize.c.  Below is a simple work-
-  around.
-
-    --- mm/mm_initialize.c.SAVE	2008-02-13 08:06:46.833857700 -0600
-    +++ mm/mm_initialize.c	2008-02-13 08:07:26.367608900 -0600
-    @@ -94,8 +94,11 @@
-    {
-       int i;
-
-    +#if 0 /* DO NOT CHECK IN */
-       CHECK_ALLOCNODE_SIZE;
-       CHECK_FREENODE_SIZE;
-    +#endif
-
-   /* Set up global variables */
-
-   UPDATE:  I don't know if 4.11.1 has this same problem (I bet not since
-   I submitted the bug to ZiLOG), but I have permanently worked around the
-   above problem for all ZiLOG compilers.
-
 Version 5.1.1
 
   On June 22, 2011 I verified that these configurations build successfully
diff --git a/boards/z80/z8/z8encore000zco/README.txt b/boards/z80/z8/z8encore000zco/README.txt
index 2a78cfb195..c13c8ae9df 100644
--- a/boards/z80/z8/z8encore000zco/README.txt
+++ b/boards/z80/z8/z8encore000zco/README.txt
@@ -5,23 +5,7 @@ ZDS-II Compiler Versions
 ^^^^^^^^^^^^^^^^^^^^^^^^
 
 Version 4.10.1
-  The ZDS-II version 4.10.2 will not compile NuttX.  It reports "internal
-  errors" on one of the files, mm/mm_initialize.c.  Below is a simple work-
-  around.  With this work-around in place, NuttX builds successfully with
-  the 4.10.1 compiler.
-
-    --- mm/mm_initialize.c.SAVE	2008-02-13 08:06:46.833857700 -0600
-    +++ mm/mm_initialize.c	2008-02-13 08:07:26.367608900 -0600
-    @@ -94,8 +94,11 @@
-    {
-       int i;
-
-    +#if 0 /* DO NOT CHECK IN */
-       CHECK_ALLOCNODE_SIZE;
-       CHECK_FREENODE_SIZE;
-    +#endif
-
-   /* Set up global variables */
+  NuttX builds successfully with the 4.10.1 compiler.
 
 Version 4.9.5
   This is the latest tool version listed on the ZiLOG site for the Z8F6403.
diff --git a/boards/z80/z8/z8f64200100kit/README.txt b/boards/z80/z8/z8f64200100kit/README.txt
index 43ef211cdc..f9de1a6ccc 100644
--- a/boards/z80/z8/z8f64200100kit/README.txt
+++ b/boards/z80/z8/z8f64200100kit/README.txt
@@ -5,23 +5,7 @@ ZDS-II Compiler Versions
 ^^^^^^^^^^^^^^^^^^^^^^^^
 
 4.10.1
-  The ZDS-II version 4.10.2 will not compile NuttX.  It reports "internal
-  errors" on one of the files, mm/mm_initialize.c.  Below is a simple work-
-  around.  With this work-around in place, NuttX builds successfully with
-  the 4.10.1 compiler.
-
-    --- mm/mm_initialize.c.SAVE	2008-02-13 08:06:46.833857700 -0600
-    +++ mm/mm_initialize.c	2008-02-13 08:07:26.367608900 -0600
-    @@ -94,8 +94,11 @@
-    {
-       int i;
-
-    +#if 0 /* DO NOT CHECK IN */
-       CHECK_ALLOCNODE_SIZE;
-       CHECK_FREENODE_SIZE;
-    +#endif
-
-   /* Set up global variables */
+  NuttX builds successfully with the 4.10.1 compiler.
 
 Version 4.9.5
   This is the latest tool version listed on the ZiLOG site for the Z8F6403.