diff --git a/README.md b/README.md
index 1c45640..c2c99aa 100644
--- a/README.md
+++ b/README.md
@@ -40,6 +40,10 @@ under `~/.pyenv/versions`.
 
 ## Version History
 
+#### 2013XXYY
+
+ * Remove `python-virtualenv` which was no longer used.
+
 #### 20130507
 
  * Display virtualenv information in `--help` and `--version`
diff --git a/bin/python-virtualenv b/bin/python-virtualenv
deleted file mode 100755
index d77874b..0000000
--- a/bin/python-virtualenv
+++ /dev/null
@@ -1,130 +0,0 @@
-#!/usr/bin/env bash
-
-PYTHON_VIRTUALENV_VERSION="20130507"
-
-set -E
-exec 3<&2 # preserve original stderr at fd 3
-
-
-lib() {
-  parse_options() {
-    OPTIONS=()
-    ARGUMENTS=()
-    local arg option index
-
-    for arg in "$@"; do
-      if [ "${arg:0:1}" = "-" ]; then
-        if [ "${arg:1:1}" = "-" ]; then
-          OPTIONS[${#OPTIONS[*]}]="${arg:2}"
-        else
-          index=1
-          while option="${arg:$index:1}"; do
-            [ -n "$option" ] || break
-            OPTIONS[${#OPTIONS[*]}]="$option"
-            index=$(($index+1))
-          done
-        fi
-      else
-        ARGUMENTS[${#ARGUMENTS[*]}]="$arg"
-      fi
-    done
-  }
-
-  resolve_link() {
-    $(type -p greadlink readlink | head -1) "$1"
-  }
-
-  abs_dirname() {
-    local cwd="$(pwd)"
-    local path="$1"
-
-    while [ -n "$path" ]; do
-      cd "${path%/*}"
-      local name="${path##*/}"
-      path="$(resolve_link "$name" || true)"
-    done
-
-    pwd
-    cd "$cwd"
-  }
-
-  if [ "$1" == "--$FUNCNAME" ]; then
-    declare -f "$FUNCNAME"
-    echo "$FUNCNAME \"\$1\";"
-    exit
-  fi
-}
-lib "$1"
-
-version() {
-  echo "python-virtualenv ${PYTHON_VIRTUALENV_VERSION}"
-}
-
-usage() {
-  { version
-    echo "usage: python-virtualenv [-v|--verbose] [VIRTUALENV_OPTIONS] python_bin virtualenv_path"
-  } >&2
-
-  if [ -z "$1" ]; then
-    exit 1
-  fi
-}
-
-unset VERBOSE
-PYTHON_VIRTUALENV_ROOT="$(abs_dirname "$0")/.."
-VIRTUALENV_OPTIONS=()
-
-parse_options "$@"
-
-for option in "${OPTIONS[@]}"; do
-  case "$option" in
-  "h" | "help" )
-    usage without_exiting
-    { echo
-      echo "  -v/--verbose     Verbose mode: print compilation status to stdout"
-      echo
-    } >&2
-    exit 0
-    ;;
-  "v" | "verbose" )
-    VERBOSE=true
-    ;;
-  "version" )
-    version
-    exit 0
-    ;;
-  * )
-    VIRTUALENV_OPTIONS[${#VIRTUALENV_OPTIONS[*]}]="--$option"
-    ;;
-  esac
-done
-
-PYTHON_BIN="${ARGUMENTS[0]}"
-if [ -z "${PYTHON_BIN}" ]; then
-  usage
-elif [ ! -x "${PYTHON_BIN}" ]; then
-  echo "python-virtualenv: given python is not an executable: ${PYTHON_BIN}" >&2
-  exit 1
-fi
-
-VIRTUALENV_PATH="${ARGUMENTS[1]}"
-if [ -z "$VIRTUALENV_PATH" ]; then
-  usage
-fi
-
-VIRTUALENV_PYTHON_BIN="${VIRTUALENV_PATH}/bin/python"
-
-# create virtualenv
-VIRTUALENV="${PYTHON_VIRTUALENV_ROOT}/libexec/python-virtualenv/virtualenv.py"
-[ -f "${VIRTUALENV}" ] || VIRTUALENV="${PYTHON_VIRTUALENV_ROOT}/libexec/virtualenv.py"
-"${PYTHON_BIN}" "${VIRTUALENV}" "${VIRTUALENV_OPTIONS[@]}" "${VIRTUALENV_PATH}"
-
-# create symlink of `python' bound for actual executable
-if [ ! -f "$VIRTUALENV_PYTHON_BIN" ]; then
-  if [ -f "${VIRTUALENV_PATH}/bin/$(basename "${PYTHON_BIN}")" ]; then
-    {
-      cd ${VIRTUALENV_PATH}/bin
-      ln -fs "$(basename "${PYTHON_BIN}")" python
-    }
-  fi
-fi