Environment variables: kmk not found

# .kshrc

# Source global definitions
if [ -f /etc/kshrc ]; then
. /etc/kshrc
fi

# use emacs editing mode by default
set -o emacs

# User specific aliases and functions
NOW=$(date +"%Y-%m-%d-|%T|")
export PS1=' ${NOW} ${USER}:${PWD}> '
export JAVA_HOME='/usr/lib64/java'
export KF5='/usr/lib64/libexec/kf5'
export QT5='/usr/lib64/qt5/bin'
export GAMES='/usr/games'

export PATH="/usr/local/bin:/usr/bin:/bin:/sbin:/usr/sbin:${KF5}:${QT5}:${JAVA_HOME}/bin:${JAVA_HOME}/jre/bin:${GAMES}"

Played around my $PATH to shrink it in size, and lost the kmk command. Ho to fix?