contrib/paster.zsh | 8 ++++----

diff --git a/contrib/paster.zsh b/contrib/paster.zsh
index 76f1464697ee567553b46c09e2dd64ebdfa1a408..34a5cf505aee7cbdbd7216d91b9f07f02b286d31 100755
--- a/contrib/paster.zsh
+++ b/contrib/paster.zsh
@@ -1,20 +1,20 @@
 #!/usr/bin/env zsh
 
-set -e
+setopt ERR_EXIT
 
 DST=${DST:-paster.example.com 2020}
 ext="0:,"
-[[ -s "$1" ]] && {
+if [[ -s "$1" ]] ; then
     src="$1"
     bn=$src:t
     e=${bn##*.}
     [[ $bn = $e ]] || ext="${#e}:$e,"
-} || {
+else
     src=`mktemp`
     trap "rm -f $src" HUP PIPE INT QUIT TERM EXIT
     cat > $src
     [[ $# -eq 0 ]] || ext="${#1}:$1,"
-}
+fi
 zmodload -F zsh/stat b:zstat
 size=`zstat +size $src`