diff --git a/app/src/main/java/io/legado/app/constant/Theme.kt b/app/src/main/java/io/legado/app/constant/Theme.kt
index 720c339f9..896e73ea0 100644
--- a/app/src/main/java/io/legado/app/constant/Theme.kt
+++ b/app/src/main/java/io/legado/app/constant/Theme.kt
@@ -7,18 +7,13 @@ enum class Theme {
     Dark, Light, Auto, Transparent;
 
     companion object {
-        fun getTheme(): Theme {
-            return if (AppConfig.isNightTheme) {
-                Dark
-            } else Light
-        }
+        fun getTheme() =
+            if (AppConfig.isNightTheme) Dark
+            else Light
 
-        fun getTheme(backgroundColor: Int): Theme {
-            return if (ColorUtils.isColorLight(backgroundColor)) {
-                Light
-            } else {
-                Dark
-            }
-        }
+        fun getTheme(backgroundColor: Int) =
+            if (ColorUtils.isColorLight(backgroundColor)) Light
+            else Dark
+        
     }
 }
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