diff --git a/app/src/main/java/io/legado/app/ui/book/source/debug/BookSourceDebugActivity.kt b/app/src/main/java/io/legado/app/ui/book/source/debug/BookSourceDebugActivity.kt
index 75ac065e0..b1eab410e 100644
--- a/app/src/main/java/io/legado/app/ui/book/source/debug/BookSourceDebugActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/book/source/debug/BookSourceDebugActivity.kt
@@ -5,7 +5,6 @@ import android.os.Bundle
 import android.view.Menu
 import android.view.MenuItem
 import androidx.appcompat.widget.SearchView
-import androidx.recyclerview.widget.LinearLayoutManager
 import io.legado.app.R
 import io.legado.app.base.VMBaseActivity
 import io.legado.app.lib.theme.ATH
@@ -44,7 +43,6 @@ class BookSourceDebugActivity :
     private fun initRecyclerView() {
         ATH.applyEdgeEffectColor(recycler_view)
         adapter = BookSourceDebugAdapter(this)
-        recycler_view.layoutManager = LinearLayoutManager(this)
         recycler_view.adapter = adapter
         rotate_loading.loadingColor = accentColor
     }
diff --git a/app/src/main/java/io/legado/app/ui/rss/source/debug/RssSourceDebugActivity.kt b/app/src/main/java/io/legado/app/ui/rss/source/debug/RssSourceDebugActivity.kt
index b97bae3ea..b647c5ddf 100644
--- a/app/src/main/java/io/legado/app/ui/rss/source/debug/RssSourceDebugActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/rss/source/debug/RssSourceDebugActivity.kt
@@ -1,7 +1,6 @@
 package io.legado.app.ui.rss.source.debug
 
 import android.os.Bundle
-import androidx.recyclerview.widget.LinearLayoutManager
 import io.legado.app.R
 import io.legado.app.base.VMBaseActivity
 import io.legado.app.lib.theme.ATH
@@ -40,7 +39,6 @@ class RssSourceDebugActivity : VMBaseActivity<RssSourceDebugModel>(R.layout.acti
     private fun initRecyclerView() {
         ATH.applyEdgeEffectColor(recycler_view)
         adapter = RssSourceDebugAdapter(this)
-        recycler_view.layoutManager = LinearLayoutManager(this)
         recycler_view.adapter = adapter
         rotate_loading.loadingColor = accentColor
     }