diff --git a/dhl.sh b/dhl.sh
index d808c8e..7b9d627 100755
--- a/dhl.sh
+++ b/dhl.sh
@@ -7,7 +7,7 @@ tn2="dhl-cp1252-rn.csv"
 
 assert_tools () {
 	while test $# -gt 0; do
-		command "$1" >/dev/null 2>/dev/null || {
+		command -v "$1" >/dev/null 2>/dev/null || {
 			echo "tool missing: "$1
 			exit 2
 		}
@@ -150,11 +150,11 @@ testiso3 () {
 	testcmp "RUS" "iso3countrycode" "Russland" "Russia" "Russie" "Россия"
 	testcmp "SVK" "iso3countrycode" "Slowakei" "Slovakia" "Slovaquie" "Slovensko"
 	testcmp "ITA" "iso3countrycode" "Italien" "Italy" "Italie" "Italia"
-	testcmp "ITA" "iso3countrycode" "Italien" "Italy" "Italie" "Italia"
 	testcmp "NOR" "iso3countrycode" "Norwegen" "Norway" "Norvège" "Norge" "Noreg" "Norga"
 	testcmp "SWE" "iso3countrycode" "Schweden" "Sweden" "Suède" "Sverige"
 	testcmp "DNK" "iso3countrycode" "Dänemarl" "Denmark" "Danemark" "Danmark"
 	testcmp "ISL" "iso3countrycode" "Island" "Iceland" "Islande" "Ísland"
+	testcmp "ISR" "iso3countrycode" "Israel" "Israel" "Israël"
 	testcmp "FIN" "iso3countrycode" "Finnland" "Finland" "Finlande" "Suomi" "Finland"
 	testcmp "ESP" "iso3countrycode" "Spanien" "Spain" "Espagne" "España"
 	testcmp "EST" "iso3countrycode" "Estland" "Estonia" "Estonie" "Eesti"
@@ -163,7 +163,7 @@ testiso3 () {
 	testcmp "IRL" "iso3countrycode" "Irland" "Ireland" "Irlande" "Éire"
 	testcmp "IND" "iso3countrycode" "Indien" "India" "Inde" "Bharat"
 	testcmp "CHN" "iso3countrycode" "China" "China" "Chine" "中国" "Zhōngguó"
-	testcmp "JPN" "iso3countrycode" "Japan" "Japan" "Japon" "Nippon" "Nihon"
+	testcmp "JPN" "iso3countrycode" "Japan" "Japan" "Japon" "Nippon" "Nihon" "日本国" "日本"
 	testcmp "" "iso3countrycode" "Simbabwe" # should fail
 }