diff --git a/app/src/main/res/values-bg/strings.xml b/app/src/main/res/values-bg/strings.xml
index 38898262..d70eb4a9 100644
--- a/app/src/main/res/values-bg/strings.xml
+++ b/app/src/main/res/values-bg/strings.xml
@@ -152,8 +152,6 @@
 	</string>
 	<string name="invalid_listen_address">Невалиден адрес за слушане</string>
 	<string translatable="false" name="_0_0_0_0_5060">0.0.0.0:5060</string>
-	<string name="prefer_ipv6">Предпочитан IPv6</string>
-	<string name="prefer_ipv6_help">Предпочетете IPv6, ако са налични и IPv4, и IPv6.</string>
 	<string name="dns_servers">DNS сървъри</string>
 	<string name="dns_servers_help">Списък разделен със запетая на адреси на DNS сървъри. Ако не е зададено, 
 		адресите на DNS сървъра се получават динамично от системата. Всеки DNS адрес е във форма \'ip:port\' 
diff --git a/app/src/main/res/values-es/strings.xml b/app/src/main/res/values-es/strings.xml
index 52add6ab..90a1b00e 100644
--- a/app/src/main/res/values-es/strings.xml
+++ b/app/src/main/res/values-es/strings.xml
@@ -157,8 +157,6 @@
     </string>
     <string name="invalid_listen_address">Dirección de escucha no válida</string>
     <string name="_0_0_0_0_5060" translatable="false">0.0.0.0:5060</string>
-    <string name="prefer_ipv6">Prefiero IPv6</string>
-    <string name="prefer_ipv6_help">Prefiere IPv6 si tanto IPv4 como IPv6 están disponibles.</string>
     <string name="dns_servers">Servidores DNS</string>
     <string name="dns_servers_help">Lista separada por comas de direcciones de servidores DNS. Si no se da,
         Las direcciones del servidor DNS se obtienen dinámicamente del sistema. Cada dirección DNS es de forma
diff --git a/app/src/main/res/values-nb-rNO/strings.xml b/app/src/main/res/values-nb-rNO/strings.xml
index c8b822b6..d1d38133 100644
--- a/app/src/main/res/values-nb-rNO/strings.xml
+++ b/app/src/main/res/values-nb-rNO/strings.xml
@@ -54,8 +54,6 @@
     <string name="configuration">Oppsett</string>
     <string name="start_automatically">Start automatisk</string>
     <string name="listen_address">Lytteadresse</string>
-    <string name="prefer_ipv6">Foretrekk IPv6</string>
-    <string name="prefer_ipv6_help">Foretrekk IPv6 hvis både IPv4 og IPv6 er tilgjengelig.</string>
     <string name="dns_servers">DNS-tjenere</string>
     <string name="opus_bit_rate">Opus-bitrate</string>
     <string name="reset_config">Tilbakestill til fabrikkforvalg</string>
diff --git a/app/src/main/res/values-ro/strings.xml b/app/src/main/res/values-ro/strings.xml
index 53715e35..7b95e573 100644
--- a/app/src/main/res/values-ro/strings.xml
+++ b/app/src/main/res/values-ro/strings.xml
@@ -60,8 +60,6 @@
     <string name="start_automatically">Pornește automat</string>
     <string name="start_automatically_help">Dacă este bifată, baresip pornește automat după (re)pornirea dispozitivului.</string>
     <string name="listen_address">Adresă de conectare</string>
-    <string name="prefer_ipv6">Preferă IPv6</string>
-    <string name="prefer_ipv6_help">Preferă IPv6 atunci când IPv4 și IPv6 sunt disponibile.</string>
     <string name="dns_servers">Servere DNS</string>
     <string name="aec">Anularea acustică a ecoului</string>
     <string name="aec_help">Dacă este bifat, se încearcă eliminarea ecoului în timpul apelurilor.</string>
diff --git a/app/src/main/res/values-ru/strings.xml b/app/src/main/res/values-ru/strings.xml
index c75e2813..54f59fcf 100644
--- a/app/src/main/res/values-ru/strings.xml
+++ b/app/src/main/res/values-ru/strings.xml
@@ -115,7 +115,6 @@
     <string name="one_new_message">одно новое сообщение</string>
     <string name="one_old_message">одно старое сообщение</string>
     <string name="password">Пароль</string>
-    <string name="prefer_ipv6">Предпочитать IPv6</string>
     <string name="quit">Выход</string>
     <string name="rate">Скорость</string>
     <string name="register">Регистрация</string>
@@ -142,7 +141,6 @@
     <string name="listen_address">Прослушивать адрес</string>
     <string name="outbound_proxies">Исходящие прокси</string>
     <string name="outgoing_call_to_dots">Исходящий вызов на ...</string>
-    <string name="prefer_ipv6_help">Предпочитать IPv6 если доступен IPv4.</string>
     <string name="registering_failed">Регистрация `%1$s` не удалась.</string>
     <string name="restored">Данные приложения восстановлены нужна перезагрузка. Перегрузить?</string>
     <string name="today">Сегодня</string>
@@ -151,4 +149,4 @@
     <string name="transferring_call_to_dots">Перевод на ...</string>
     <string name="unverify">Отменить подтверждение</string>
     <string name="invalid_opus_packet_loss">Неверный процент потерь Opus</string>
-</resources>
\ No newline at end of file
+</resources>