- declare -i major_version=`echo $next_release_version | sed -E 's/^([0-9]*)\.[0-9]*\.[0-9]*$/\1/'`
- declare -i minor_version=`echo $next_release_version | sed -E 's/^[0-9]*\.([0-9]*)\.[0-9]*$/\1/'`
- declare -i patch_version=`echo $next_release_version | sed -E 's/^[0-9]*\.[0-9]*\.([0-9]*)$/\1/'`
+ declare -i major_version=`echo $next_release_version | $SED -E 's/^([0-9]*)\.[0-9]*\.[0-9]*$/\1/'`
+ declare -i minor_version=`echo $next_release_version | $SED -E 's/^[0-9]*\.([0-9]*)\.[0-9]*$/\1/'`
+ declare -i patch_version=`echo $next_release_version | $SED -E 's/^[0-9]*\.[0-9]*\.([0-9]*)$/\1/'`