diff --git a/app/src/main/java/io/legado/app/lib/icu4j/CharsetRecog_UTF8.java b/app/src/main/java/io/legado/app/lib/icu4j/CharsetRecog_UTF8.java
index 0e0b41ede..60ff6d746 100644
--- a/app/src/main/java/io/legado/app/lib/icu4j/CharsetRecog_UTF8.java
+++ b/app/src/main/java/io/legado/app/lib/icu4j/CharsetRecog_UTF8.java
@@ -26,7 +26,7 @@ class CharsetRecog_UTF8 extends CharsetRecognizer {
         boolean hasBOM = false;
         int numValid = 0;
         int numInvalid = 0;
-        byte input[] = det.fRawInput;
+        byte[] input = det.fRawInput;
         int i;
         int trailBytes = 0;
         int confidence;