diff --git a/app/src/main/java/io/legado/app/utils/icu4j/CharsetDetector.java b/app/src/main/java/io/legado/app/lib/icu4j/CharsetDetector.java
similarity index 99%
rename from app/src/main/java/io/legado/app/utils/icu4j/CharsetDetector.java
rename to app/src/main/java/io/legado/app/lib/icu4j/CharsetDetector.java
index 23c8c7d13..ce3a348d9 100644
--- a/app/src/main/java/io/legado/app/utils/icu4j/CharsetDetector.java
+++ b/app/src/main/java/io/legado/app/lib/icu4j/CharsetDetector.java
@@ -5,7 +5,7 @@
  * others. All Rights Reserved.                                                *
  * ******************************************************************************
  */
-package io.legado.app.utils.icu4j;
+package io.legado.app.lib.icu4j;
 
 import java.io.IOException;
 import java.io.InputStream;
diff --git a/app/src/main/java/io/legado/app/utils/icu4j/CharsetMatch.java b/app/src/main/java/io/legado/app/lib/icu4j/CharsetMatch.java
similarity index 99%
rename from app/src/main/java/io/legado/app/utils/icu4j/CharsetMatch.java
rename to app/src/main/java/io/legado/app/lib/icu4j/CharsetMatch.java
index 0c98e4937..bc520e836 100644
--- a/app/src/main/java/io/legado/app/utils/icu4j/CharsetMatch.java
+++ b/app/src/main/java/io/legado/app/lib/icu4j/CharsetMatch.java
@@ -5,7 +5,7 @@
  * others. All Rights Reserved.                                                *
  * ******************************************************************************
  */
-package io.legado.app.utils.icu4j;
+package io.legado.app.lib.icu4j;
 
 import java.io.ByteArrayInputStream;
 import java.io.IOException;
diff --git a/app/src/main/java/io/legado/app/utils/icu4j/CharsetRecog_2022.java b/app/src/main/java/io/legado/app/lib/icu4j/CharsetRecog_2022.java
similarity index 99%
rename from app/src/main/java/io/legado/app/utils/icu4j/CharsetRecog_2022.java
rename to app/src/main/java/io/legado/app/lib/icu4j/CharsetRecog_2022.java
index 838bcd467..28142f237 100644
--- a/app/src/main/java/io/legado/app/utils/icu4j/CharsetRecog_2022.java
+++ b/app/src/main/java/io/legado/app/lib/icu4j/CharsetRecog_2022.java
@@ -5,7 +5,7 @@
  * others. All Rights Reserved.                                                *
  *******************************************************************************
  */
-package io.legado.app.utils.icu4j;
+package io.legado.app.lib.icu4j;
 
 
 /**
diff --git a/app/src/main/java/io/legado/app/utils/icu4j/CharsetRecog_UTF8.java b/app/src/main/java/io/legado/app/lib/icu4j/CharsetRecog_UTF8.java
similarity index 98%
rename from app/src/main/java/io/legado/app/utils/icu4j/CharsetRecog_UTF8.java
rename to app/src/main/java/io/legado/app/lib/icu4j/CharsetRecog_UTF8.java
index da648141d..ba4d35746 100644
--- a/app/src/main/java/io/legado/app/utils/icu4j/CharsetRecog_UTF8.java
+++ b/app/src/main/java/io/legado/app/lib/icu4j/CharsetRecog_UTF8.java
@@ -5,7 +5,7 @@
  * others. All Rights Reserved.                                                *
  * ******************************************************************************
  */
-package io.legado.app.utils.icu4j;
+package io.legado.app.lib.icu4j;
 
 
 /**
diff --git a/app/src/main/java/io/legado/app/utils/icu4j/CharsetRecog_Unicode.java b/app/src/main/java/io/legado/app/lib/icu4j/CharsetRecog_Unicode.java
similarity index 99%
rename from app/src/main/java/io/legado/app/utils/icu4j/CharsetRecog_Unicode.java
rename to app/src/main/java/io/legado/app/lib/icu4j/CharsetRecog_Unicode.java
index 52da0a99f..de27df172 100644
--- a/app/src/main/java/io/legado/app/utils/icu4j/CharsetRecog_Unicode.java
+++ b/app/src/main/java/io/legado/app/lib/icu4j/CharsetRecog_Unicode.java
@@ -7,7 +7,7 @@
  *
  */
 
-package io.legado.app.utils.icu4j;
+package io.legado.app.lib.icu4j;
 
 
 /**
diff --git a/app/src/main/java/io/legado/app/utils/icu4j/CharsetRecog_mbcs.java b/app/src/main/java/io/legado/app/lib/icu4j/CharsetRecog_mbcs.java
similarity index 99%
rename from app/src/main/java/io/legado/app/utils/icu4j/CharsetRecog_mbcs.java
rename to app/src/main/java/io/legado/app/lib/icu4j/CharsetRecog_mbcs.java
index 2881b8fec..5e4e25554 100644
--- a/app/src/main/java/io/legado/app/utils/icu4j/CharsetRecog_mbcs.java
+++ b/app/src/main/java/io/legado/app/lib/icu4j/CharsetRecog_mbcs.java
@@ -6,7 +6,7 @@
  ****************************************************************************
  *
  */
-package io.legado.app.utils.icu4j;
+package io.legado.app.lib.icu4j;
 
 
 import java.util.Arrays;
diff --git a/app/src/main/java/io/legado/app/utils/icu4j/CharsetRecog_sbcs.java b/app/src/main/java/io/legado/app/lib/icu4j/CharsetRecog_sbcs.java
similarity index 99%
rename from app/src/main/java/io/legado/app/utils/icu4j/CharsetRecog_sbcs.java
rename to app/src/main/java/io/legado/app/lib/icu4j/CharsetRecog_sbcs.java
index c84eada05..4f310219a 100644
--- a/app/src/main/java/io/legado/app/utils/icu4j/CharsetRecog_sbcs.java
+++ b/app/src/main/java/io/legado/app/lib/icu4j/CharsetRecog_sbcs.java
@@ -7,7 +7,7 @@
  *
  */
 
-package io.legado.app.utils.icu4j;
+package io.legado.app.lib.icu4j;
 
 
 /**
diff --git a/app/src/main/java/io/legado/app/utils/icu4j/CharsetRecognizer.java b/app/src/main/java/io/legado/app/lib/icu4j/CharsetRecognizer.java
similarity index 98%
rename from app/src/main/java/io/legado/app/utils/icu4j/CharsetRecognizer.java
rename to app/src/main/java/io/legado/app/lib/icu4j/CharsetRecognizer.java
index 07a01aa68..d96a213c0 100644
--- a/app/src/main/java/io/legado/app/utils/icu4j/CharsetRecognizer.java
+++ b/app/src/main/java/io/legado/app/lib/icu4j/CharsetRecognizer.java
@@ -5,7 +5,7 @@
  * others. All Rights Reserved.                                                *
  * ******************************************************************************
  */
-package io.legado.app.utils.icu4j;
+package io.legado.app.lib.icu4j;
 
 
 /**
diff --git a/app/src/main/java/io/legado/app/utils/EncodingDetect.kt b/app/src/main/java/io/legado/app/utils/EncodingDetect.kt
index 7b82e42c8..aaa448ad2 100644
--- a/app/src/main/java/io/legado/app/utils/EncodingDetect.kt
+++ b/app/src/main/java/io/legado/app/utils/EncodingDetect.kt
@@ -1,7 +1,7 @@
 package io.legado.app.utils
 
 import android.text.TextUtils
-import io.legado.app.utils.icu4j.CharsetDetector
+import io.legado.app.lib.icu4j.CharsetDetector
 import org.jsoup.Jsoup
 import java.io.File
 import java.io.FileInputStream