diff --git a/app/src/main/java/io/legado/app/ui/readbook/ReadBookActivity.kt b/app/src/main/java/io/legado/app/ui/readbook/ReadBookActivity.kt
index 3e45d65d2..da9028d0e 100644
--- a/app/src/main/java/io/legado/app/ui/readbook/ReadBookActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/readbook/ReadBookActivity.kt
@@ -485,9 +485,10 @@ class ReadBookActivity : VMBaseActivity<ReadBookViewModel>(R.layout.activity_rea
         }
     }
 
-    override fun onDialogDismissed(dialogId: Int) {
-
-    }
+    /**
+     * colorSelectDialog
+     */
+    override fun onDialogDismissed(dialogId: Int) = Unit
 
     override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
         super.onActivityResult(requestCode, resultCode, data)