diff --git a/app/src/main/java/io/legado/app/lib/theme/MaterialValueHelper.kt b/app/src/main/java/io/legado/app/lib/theme/MaterialValueHelper.kt
index 6b7f6f304..9fe726c74 100644
--- a/app/src/main/java/io/legado/app/lib/theme/MaterialValueHelper.kt
+++ b/app/src/main/java/io/legado/app/lib/theme/MaterialValueHelper.kt
@@ -2,12 +2,14 @@
 
 package io.legado.app.lib.theme
 
+import android.annotation.SuppressLint
 import android.content.Context
 import android.graphics.drawable.GradientDrawable
 import androidx.annotation.ColorInt
 import androidx.core.content.ContextCompat
 import androidx.fragment.app.Fragment
 import io.legado.app.R
+import io.legado.app.help.AppConfig
 import io.legado.app.utils.ColorUtils
 import io.legado.app.utils.dp
 
@@ -116,7 +118,18 @@ val Fragment.isDarkTheme: Boolean
     get() = requireContext().isDarkTheme
 
 val Context.elevation: Float
-    get() = ThemeStore.elevation(this)
+    @SuppressLint("PrivateResource")
+    get() {
+        return if (AppConfig.elevation < 0) {
+            ThemeUtils.resolveFloat(
+                this,
+                android.R.attr.elevation,
+                resources.getDimension(R.dimen.design_appbar_elevation)
+            )
+        } else {
+            AppConfig.elevation.dp.toFloat()
+        }
+    }
 
 val Context.filletBackground: GradientDrawable
     get() {
diff --git a/app/src/main/java/io/legado/app/lib/theme/ThemeStore.kt b/app/src/main/java/io/legado/app/lib/theme/ThemeStore.kt
index 5c5c27aac..c791b1d1a 100644
--- a/app/src/main/java/io/legado/app/lib/theme/ThemeStore.kt
+++ b/app/src/main/java/io/legado/app/lib/theme/ThemeStore.kt
@@ -285,19 +285,6 @@ private constructor(private val mContext: Context) : ThemeStoreInterface {
             )
         }
 
-        @SuppressLint("PrivateResource")
-        @CheckResult
-        fun elevation(context: Context): Float {
-            return prefs(context).getFloat(
-                ThemeStorePrefKeys.KEY_ELEVATION,
-                ThemeUtils.resolveFloat(
-                    context,
-                    android.R.attr.elevation,
-                    context.resources.getDimension(R.dimen.design_appbar_elevation)
-                )
-            )
-        }
-
         @CheckResult
         @ColorInt
         fun bottomBackground(context: Context = appCtx): Int {
diff --git a/app/src/main/java/io/legado/app/lib/theme/ThemeStorePrefKeys.kt b/app/src/main/java/io/legado/app/lib/theme/ThemeStorePrefKeys.kt
index fe31b1c23..da1e0a932 100644
--- a/app/src/main/java/io/legado/app/lib/theme/ThemeStorePrefKeys.kt
+++ b/app/src/main/java/io/legado/app/lib/theme/ThemeStorePrefKeys.kt
@@ -27,6 +27,4 @@ object ThemeStorePrefKeys {
     const val KEY_APPLY_PRIMARYDARK_STATUSBAR = "apply_primarydark_statusbar"
     const val KEY_APPLY_PRIMARY_NAVBAR = "apply_primary_navbar"
     const val KEY_AUTO_GENERATE_PRIMARYDARK = "auto_generate_primarydark"
-
-    const val KEY_ELEVATION = "elevation"
 }
\ No newline at end of file
diff --git a/app/src/main/java/io/legado/app/ui/book/changesource/ChangeChapterSourceDialog.kt b/app/src/main/java/io/legado/app/ui/book/changesource/ChangeChapterSourceDialog.kt
index 067ae5a4b..3cbffe99f 100644
--- a/app/src/main/java/io/legado/app/ui/book/changesource/ChangeChapterSourceDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/book/changesource/ChangeChapterSourceDialog.kt
@@ -23,6 +23,7 @@ import io.legado.app.data.entities.SearchBook
 import io.legado.app.databinding.DialogChapterChangeSourceBinding
 import io.legado.app.help.AppConfig
 import io.legado.app.help.BookHelp
+import io.legado.app.lib.theme.elevation
 import io.legado.app.lib.theme.primaryColor
 import io.legado.app.ui.book.source.edit.BookSourceEditActivity
 import io.legado.app.ui.book.source.manage.BookSourceActivity
@@ -113,6 +114,7 @@ class ChangeChapterSourceDialog() : BaseDialogFragment(R.layout.dialog_chapter_c
         binding.ivHideToc.setOnClickListener {
             binding.clToc.gone()
         }
+        binding.flHideToc.elevation = requireContext().elevation
     }
 
     private fun initRecyclerView() {
diff --git a/app/src/main/java/io/legado/app/ui/main/MainActivity.kt b/app/src/main/java/io/legado/app/ui/main/MainActivity.kt
index df4f7007e..cccc57294 100644
--- a/app/src/main/java/io/legado/app/ui/main/MainActivity.kt
+++ b/app/src/main/java/io/legado/app/ui/main/MainActivity.kt
@@ -61,8 +61,7 @@ class MainActivity : VMBaseActivity<ActivityMainBinding, MainViewModel>(),
             viewPagerMain.offscreenPageLimit = 3
             viewPagerMain.adapter = TabFragmentPageAdapter(supportFragmentManager)
             viewPagerMain.addOnPageChangeListener(PageChangeCallback())
-            bottomNavigationView.elevation =
-                if (AppConfig.elevation < 0) elevation else AppConfig.elevation.toFloat()
+            bottomNavigationView.elevation = elevation
             bottomNavigationView.setOnNavigationItemSelectedListener(this@MainActivity)
             bottomNavigationView.setOnNavigationItemReselectedListener(this@MainActivity)
         }
diff --git a/app/src/main/java/io/legado/app/ui/widget/SelectActionBar.kt b/app/src/main/java/io/legado/app/ui/widget/SelectActionBar.kt
index 620778399..57936ad0d 100644
--- a/app/src/main/java/io/legado/app/ui/widget/SelectActionBar.kt
+++ b/app/src/main/java/io/legado/app/ui/widget/SelectActionBar.kt
@@ -10,7 +10,6 @@ import androidx.annotation.StringRes
 import androidx.appcompat.widget.PopupMenu
 import io.legado.app.R
 import io.legado.app.databinding.ViewSelectActionBarBinding
-import io.legado.app.help.AppConfig
 import io.legado.app.lib.theme.*
 import io.legado.app.utils.ColorUtils
 import io.legado.app.utils.visible
@@ -28,8 +27,7 @@ class SelectActionBar @JvmOverloads constructor(
 
     init {
         setBackgroundColor(context.bottomBackground)
-        elevation =
-            if (AppConfig.elevation < 0) context.elevation else AppConfig.elevation.toFloat()
+        elevation = context.elevation
         val textIsDark = ColorUtils.isColorLight(context.bottomBackground)
         val primaryTextColor = context.getPrimaryTextColor(textIsDark)
         val secondaryTextColor = context.getSecondaryTextColor(textIsDark)
diff --git a/app/src/main/java/io/legado/app/ui/widget/TitleBar.kt b/app/src/main/java/io/legado/app/ui/widget/TitleBar.kt
index b44191fb3..225a91850 100644
--- a/app/src/main/java/io/legado/app/ui/widget/TitleBar.kt
+++ b/app/src/main/java/io/legado/app/ui/widget/TitleBar.kt
@@ -11,7 +11,6 @@ import androidx.annotation.StyleRes
 import androidx.appcompat.widget.Toolbar
 import com.google.android.material.appbar.AppBarLayout
 import io.legado.app.R
-import io.legado.app.help.AppConfig
 import io.legado.app.lib.theme.elevation
 import io.legado.app.lib.theme.primaryColor
 import io.legado.app.utils.activity
@@ -155,11 +154,7 @@ class TitleBar @JvmOverloads constructor(
             setBackgroundColor(context.primaryColor)
 
             stateListAnimator = null
-            elevation = if (AppConfig.elevation < 0) {
-                context.elevation
-            } else {
-                AppConfig.elevation.toFloat()
-            }
+            elevation = context.elevation
         }
         a.recycle()
     }