diff --git a/app/src/main/java/io/legado/app/model/book/All.kt b/app/src/main/java/io/legado/app/model/book/All.kt
new file mode 100644
index 000000000..a85cebe46
--- /dev/null
+++ b/app/src/main/java/io/legado/app/model/book/All.kt
@@ -0,0 +1,2 @@
+package io.legado.app.model.book
+
diff --git a/app/src/main/java/io/legado/app/model/book/BookChapterList.kt b/app/src/main/java/io/legado/app/model/book/BookChapterList.kt
new file mode 100644
index 000000000..a85cebe46
--- /dev/null
+++ b/app/src/main/java/io/legado/app/model/book/BookChapterList.kt
@@ -0,0 +1,2 @@
+package io.legado.app.model.book
+
diff --git a/app/src/main/java/io/legado/app/model/book/BookContent.kt b/app/src/main/java/io/legado/app/model/book/BookContent.kt
new file mode 100644
index 000000000..a85cebe46
--- /dev/null
+++ b/app/src/main/java/io/legado/app/model/book/BookContent.kt
@@ -0,0 +1,2 @@
+package io.legado.app.model.book
+
diff --git a/app/src/main/java/io/legado/app/model/book/BookInfo.kt b/app/src/main/java/io/legado/app/model/book/BookInfo.kt
new file mode 100644
index 000000000..a85cebe46
--- /dev/null
+++ b/app/src/main/java/io/legado/app/model/book/BookInfo.kt
@@ -0,0 +1,2 @@
+package io.legado.app.model.book
+
diff --git a/app/src/main/java/io/legado/app/model/book/BookList.kt b/app/src/main/java/io/legado/app/model/book/BookList.kt
new file mode 100644
index 000000000..a85cebe46
--- /dev/null
+++ b/app/src/main/java/io/legado/app/model/book/BookList.kt
@@ -0,0 +1,2 @@
+package io.legado.app.model.book
+