diff --git a/app/src/main/java/io/legado/app/ui/filechooser/utils/ConvertUtils.kt b/app/src/main/java/io/legado/app/ui/filechooser/utils/ConvertUtils.kt
index f07371518..17d2f15e7 100644
--- a/app/src/main/java/io/legado/app/ui/filechooser/utils/ConvertUtils.kt
+++ b/app/src/main/java/io/legado/app/ui/filechooser/utils/ConvertUtils.kt
@@ -32,10 +32,10 @@ object ConvertUtils {
 
     fun toInt(bytes: ByteArray): Int {
         var result = 0
-        var abyte: Byte
+        var byte: Byte
         for (i in bytes.indices) {
-            abyte = bytes[i]
-            result += (abyte.toInt() and 0xFF).shl(8 * i)
+            byte = bytes[i]
+            result += (byte.toInt() and 0xFF).shl(8 * i)
         }
         return result
     }