diff --git a/app/src/main/java/io/legado/app/ui/book/read/ReadBookContract.kt b/app/src/main/java/io/legado/app/ui/book/read/ReadBookContract.kt
index 75bfb6c44..edbda6219 100644
--- a/app/src/main/java/io/legado/app/ui/book/read/ReadBookContract.kt
+++ b/app/src/main/java/io/legado/app/ui/book/read/ReadBookContract.kt
@@ -877,22 +877,22 @@ sealed interface ConfigUpdate {
 
     // --- Background / display ---
     data class BgStr(val value: String) : ConfigUpdate {
-        override val actions = setOf(ConfigUpdateAction.UpdateBackground, ConfigUpdateAction.UpdateBackgroundAlpha, ConfigUpdateAction.ReloadContent)
+        override val actions = setOf(ConfigUpdateAction.UpdateBackground, ConfigUpdateAction.UpdateBackgroundAlpha, ConfigUpdateAction.ReloadContent, ConfigUpdateAction.UpdateSystemUi)
     }
     data class BgStrNight(val value: String) : ConfigUpdate {
-        override val actions = setOf(ConfigUpdateAction.UpdateBackground, ConfigUpdateAction.UpdateBackgroundAlpha, ConfigUpdateAction.ReloadContent)
+        override val actions = setOf(ConfigUpdateAction.UpdateBackground, ConfigUpdateAction.UpdateBackgroundAlpha, ConfigUpdateAction.ReloadContent, ConfigUpdateAction.UpdateSystemUi)
     }
     data class BgStrEInk(val value: String) : ConfigUpdate {
-        override val actions = setOf(ConfigUpdateAction.UpdateBackground, ConfigUpdateAction.UpdateBackgroundAlpha, ConfigUpdateAction.ReloadContent)
+        override val actions = setOf(ConfigUpdateAction.UpdateBackground, ConfigUpdateAction.UpdateBackgroundAlpha, ConfigUpdateAction.ReloadContent, ConfigUpdateAction.UpdateSystemUi)
     }
     data class BgType(val value: Int) : ConfigUpdate {
-        override val actions = setOf(ConfigUpdateAction.UpdateBackground, ConfigUpdateAction.UpdateBackgroundAlpha, ConfigUpdateAction.ReloadContent)
+        override val actions = setOf(ConfigUpdateAction.UpdateBackground, ConfigUpdateAction.UpdateBackgroundAlpha, ConfigUpdateAction.ReloadContent, ConfigUpdateAction.UpdateSystemUi)
     }
     data class BgTypeNight(val value: Int) : ConfigUpdate {
-        override val actions = setOf(ConfigUpdateAction.UpdateBackground, ConfigUpdateAction.UpdateBackgroundAlpha, ConfigUpdateAction.ReloadContent)
+        override val actions = setOf(ConfigUpdateAction.UpdateBackground, ConfigUpdateAction.UpdateBackgroundAlpha, ConfigUpdateAction.ReloadContent, ConfigUpdateAction.UpdateSystemUi)
     }
     data class BgTypeEInk(val value: Int) : ConfigUpdate {
-        override val actions = setOf(ConfigUpdateAction.UpdateBackground, ConfigUpdateAction.UpdateBackgroundAlpha, ConfigUpdateAction.ReloadContent)
+        override val actions = setOf(ConfigUpdateAction.UpdateBackground, ConfigUpdateAction.UpdateBackgroundAlpha, ConfigUpdateAction.ReloadContent, ConfigUpdateAction.UpdateSystemUi)
     }
     data class BgAlpha(val value: Int) : ConfigUpdate {
         override val actions = setOf(ConfigUpdateAction.UpdateBackgroundAlpha)