diff --git a/configs/README.txt b/configs/README.txt
index e443695292c..d8035813455 100644
--- a/configs/README.txt
+++ b/configs/README.txt
@@ -1019,8 +1019,8 @@ configs/z16f2800100zcog
 
 configs/z80sim
     z80 Microcontroller.  This port uses a Z80 instruction set simulator.
-    That simulator can be found in the NuttX CVS at
-    http://nuttx.cvs.sourceforge.net/nuttx/misc/sims/z80sim.
+    That simulator can be found in the NuttX SVN at
+    http://nuttx.svn.sourceforge.net/viewvc/nuttx/trunk/misc/sims/z80sim.
     This port also uses the SDCC toolchain (http://sdcc.sourceforge.net/")
     (verified with version 2.6.0).
 
diff --git a/configs/skp16c26/README.txt b/configs/skp16c26/README.txt
index e5eb05725ed..a09ca5a1747 100755
--- a/configs/skp16c26/README.txt
+++ b/configs/skp16c26/README.txt
@@ -2,7 +2,7 @@ configs/skp16c26/README.txt
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 1. The buildroot package can be used to build an M16C toolchain.  The toolchain
-   buildroot can be downloaded from misc/buildroot in the NuttX CVS.  Insructions
+   buildroot can be downloaded from misc/buildroot in the NuttX SVN.  Insructions
    for building the toolchain are provided below.
 
    However, the target cannot be built because the GNU m16c-elf-ld link fails with 
@@ -50,12 +50,11 @@ NOTE:  See the toolchain issues above -- you may not want to waste your time.
      unpack the buildroot package
      rename the directory to buildroot
 
-   b. Using CVS
+   b. Using SVN
    
-     Check out the misc/buildroot module. CVS checkout instructions:
+     Check out the misc/buildroot module. SVN checkout instructions:
 
-        cvs -d:pserver:anonymous@nuttx.cvs.sourceforge.net:/cvsroot/nuttx login
-        cvs -z3 -d:pserver:anonymous@nuttx.cvs.sourceforge.net:/cvsroot/nuttx co -P misc/buildroot
+        svn co https://nuttx.svn.sourceforge.net/svnroot/nuttx nuttx/trunk/misc/buildroot
 
      Move the buildroot Source Tree and create the archive directory
 
diff --git a/configs/z80sim/README.txt b/configs/z80sim/README.txt
index cacca297464..2e345d32088 100644
--- a/configs/z80sim/README.txt
+++ b/configs/z80sim/README.txt
@@ -2,8 +2,8 @@ z80sim README
 ^^^^^^^^^^^^^
 
 This port uses a primitive, emulated Z80 and the SDCC toolchain.
-The instruction set emulator can be found in the NuttX CVS at
-http://nuttx.cvs.sourceforge.net/nuttx/misc/sims/z80sim
+The instruction set emulator can be found in the NuttX SVN at
+http://nuttx.svn.sourceforge.net/viewvc/nuttx/trunk/misc/sims/z80sim
 
 The SDCC toolchain is available from http://sdcc.sourceforge.net/.  All
 testing has been performed using version 2.6.0 of the SDCC toolchain.