diff --git a/res/values-zh-rCN/strings.xml b/res/values-zh-rCN/strings.xml
index 0cb0edf..33b8081 100644
--- a/res/values-zh-rCN/strings.xml
+++ b/res/values-zh-rCN/strings.xml
@@ -152,6 +152,8 @@
     <string name="pref_sample_font_size">"拖动该滑块，将文字调整到适合您阅读的大小。点按两次某段落后，文字至少应该显示为这样的字体大小。"</string>
     <string name="pref_powersave_enabled">"省电模式"</string>
     <string name="pref_powersave_enabled_summary">"开启省电模式"</string>
+    <string name="pref_nightmode_enabled">"夜间模式"</string>
+    <string name="pref_nightmode_enabled_summary">"开启夜间模式"</string>
 
   <string-array name="pref_content_plugins_choices">
     <item msgid="6745108155096660725">"始终启用（打开）"</item>
diff --git a/res/values-zh-rHK/strings.xml b/res/values-zh-rHK/strings.xml
index 77340b0..8c7aa70 100644
--- a/res/values-zh-rHK/strings.xml
+++ b/res/values-zh-rHK/strings.xml
@@ -146,6 +146,8 @@
     <string name="pref_memory_monitor">啟用記憶體監察器</string>
     <string name="pref_powersave_enabled">"省電模式"</string>
     <string name="pref_powersave_enabled_summary">"開啟省電模式"</string>
+    <string name="pref_nightmode_enabled">"夜間模式"</string>
+    <string name="pref_nightmode_enabled_summary">"開啟夜間模式"</string>
     <string name="pref_allow_media_downloads">"允許多媒體下載"</string>
 
     <string name="version">版本</string>
diff --git a/res/values-zh-rTW/strings.xml b/res/values-zh-rTW/strings.xml
index 0c3486d..7800262 100644
--- a/res/values-zh-rTW/strings.xml
+++ b/res/values-zh-rTW/strings.xml
@@ -140,6 +140,8 @@
     <!-- Custom Translations -->
     <string name="pref_powersave_enabled">"省電模式"</string>
     <string name="pref_powersave_enabled_summary">"開啟省電模式"</string>
+    <string name="pref_nightmode_enabled">"夜間模式"</string>
+    <string name="pref_nightmode_enabled_summary">"開啟夜間模式"</string>
 
   <string-array name="pref_content_plugins_choices">
     <item msgid="6745108155096660725">"永遠開啟"</item>