diff --git a/README.md b/README.md
index 40c20eb7..91a9c2db 100644
--- a/README.md
+++ b/README.md
@@ -343,6 +343,12 @@ tracker](https://github.com/yyuu/pyenv/issues).
 
 ### <a name="section_4.1"></a> 4.1 Version History
 
+**0.1.2** (October 23, 2012)
+
+* Add push/pop for version stack management.
+* Support multiple versions via environment variable.
+* Now GCC is not a requirement to build CPython and Stackless.
+
 **0.1.1** (September 3, 2012)
 
 * Support multiple versions of Python at a time.
diff --git a/libexec/pyenv b/libexec/pyenv
index 4eafe9ef..1f879440 100755
--- a/libexec/pyenv
+++ b/libexec/pyenv
@@ -60,7 +60,7 @@ shopt -u nullglob
 command="$1"
 case "$command" in
 "" | "-h" | "--help" )
-  echo -e "pyenv 0.1.2git\n$(pyenv-help)" >&2
+  echo -e "pyenv 0.1.2\n$(pyenv-help)" >&2
   ;;
 * )
   command_path="$(command -v "pyenv-$command" || true)"
diff --git a/plugins/python-build/bin/python-build b/plugins/python-build/bin/python-build
index 0fdd2421..21dcc8b7 100755
--- a/plugins/python-build/bin/python-build
+++ b/plugins/python-build/bin/python-build
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-PYTHON_BUILD_VERSION="20120815"
+PYTHON_BUILD_VERSION="20121023"
 
 set -E
 exec 3<&2 # preserve original stderr at fd 3