diff --git a/app/appearance/langs/en_US.json b/app/appearance/langs/en_US.json
index f5c454a23..943628ee4 100644
--- a/app/appearance/langs/en_US.json
+++ b/app/appearance/langs/en_US.json
@@ -1,4 +1,6 @@
 {
+  "setDueTime": "Set expiration time",
+  "showCardDay": "After how many days do you want to show the card?",
   "forgetCount": "Forget to count",
   "lastReviewTime": "Last review time",
   "cardStatus": "Card status",
diff --git a/app/appearance/langs/es_ES.json b/app/appearance/langs/es_ES.json
index 21774ade6..34fde0afe 100644
--- a/app/appearance/langs/es_ES.json
+++ b/app/appearance/langs/es_ES.json
@@ -1,4 +1,6 @@
 {
+  "setDueTime": "Establecer tiempo de vencimiento",
+  "showCardDay": "¿Después de cuántos días deseas mostrar la tarjeta?",
   "forgetCount": "Olvídate de contar",
   "lastReviewTime": "Última hora de revisión",
   "cardStatus": "Estado de la tarjeta",
diff --git a/app/appearance/langs/fr_FR.json b/app/appearance/langs/fr_FR.json
index 0cf0714b6..37598cd8f 100644
--- a/app/appearance/langs/fr_FR.json
+++ b/app/appearance/langs/fr_FR.json
@@ -1,4 +1,6 @@
 {
+  "setDueTime": "Définir le délai d'expiration",
+  "showCardDay": "Après combien de jours souhaitez-vous montrer la carte ?",
   "forgetCount": "Oublier de compter",
   "lastReviewTime": "Heure de la dernière révision",
   "cardStatus": "Statut de la carte",
diff --git a/app/appearance/langs/zh_CHT.json b/app/appearance/langs/zh_CHT.json
index 73c6872b7..909cc9f87 100644
--- a/app/appearance/langs/zh_CHT.json
+++ b/app/appearance/langs/zh_CHT.json
@@ -1,4 +1,6 @@
 {
+  "setDueTime": "設定到期時間",
+  "showCardDay": "要在幾天後顯示卡片？",
   "forgetCount": "遺忘次數",
   "lastReviewTime": "最後複習時間",
   "cardStatus": "卡片狀態",