diff --git a/app/src/main/res/values-is/strings.xml b/app/src/main/res/values-is/strings.xml
index afb77585a..d2c67a5b2 100644
--- a/app/src/main/res/values-is/strings.xml
+++ b/app/src/main/res/values-is/strings.xml
@@ -52,6 +52,7 @@
     <string name="nc_settings_notification_sounds">Hljóð með tilkynningum</string>
     <string name="nc_settings_other_notifications_ringtone">Annað</string>
     <string name="nc_settings_no_ringtone">Ekkert hljóð</string>
+    <string name="nc_settings_vibrate">Titringur</string>
     <string name="nc_no_proxy">Enginn milliþjónn</string>
     <string name="nc_username">Notandanafn</string>
     <string name="nc_password">Lykilorð</string>
@@ -82,6 +83,9 @@
     <string name="nc_new_conversation">Nýtt samtal</string>
     <string name="nc_join_via_link">Taka þátt í gegnum tengil</string>
     <string name="nc_join_via_web">Taka þátt í gegnum vef</string>
+    <string name="nc_add_to_favorites">Bæta í eftirlæti</string>
+    <string name="nc_remove_from_favorites">Fjarlægja úr eftirlætum</string>
+
     <!-- Contacts -->
     <string name="nc_select_contacts">Veldu tengiliði</string>
     <string name="nc_one_contact_selected">tengiliður valinn</string>
@@ -98,6 +102,7 @@
     <string name="nc_public_call">Nýtt opinbert samtal</string>
     <!-- Notification channels -->
     <string name="nc_notification_channel">%1$s á %2$s tilkynningarásinni</string>
+    <string name="nc_notification_channel_calls_description">Sýnir innhringd símtöl</string>
     <!-- Bottom sheet menu -->
     <string name="nc_failed_to_perform_operation">Því miður, eitthvað fór úrskeiðis!</string>
     <string name="nc_all_ok_operation">Í lagi, allt klárt!</string>
@@ -117,6 +122,9 @@
     <string name="nc_conversation_menu_voice_call">Raddsímtal</string>
     <string name="nc_conversation_menu_video_call">Myndsímtal</string>
     <string name="nc_new_messages">Ný skilaboð</string>
+    <string name="nc_no_messages_yet">Engin skilaboð ennþá</string>
+    <string name="nc_chat_you">Þú</string>
+
     <!-- Contacts endless loading -->
     <string name="nc_no_more_load_retry">Ekki fleiri atriði til að hlaða inn. Endurlestu síðuna til að reyna aftur.</string>
     <string name="nc_endless_disabled">Ekki fleiri atriði til að hlaða inn (hámarki náð).</string>