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 0bd665736..ea0776e04 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
@@ -18,6 +18,7 @@ import io.legado.app.R
 import io.legado.app.lib.theme.DrawableUtils
 import io.legado.app.lib.theme.ThemeStore
 import io.legado.app.lib.theme.getPrimaryTextColor
+import io.legado.app.utils.getNavigationBarHeight
 import io.legado.app.utils.getStatusBarHeight
 import org.jetbrains.anko.bottomPadding
 import org.jetbrains.anko.topPadding
@@ -99,7 +100,7 @@ class TitleBar(context: Context, attrs: AttributeSet?) : AppBarLayout(context, a
         }
 
         if (a.getBoolean(R.styleable.TitleBar_fitNavigationBar, false)) {
-            bottomPadding = context.getStatusBarHeight()
+            bottomPadding = context.getNavigationBarHeight()
         }
 
         a.recycle()
diff --git a/app/src/main/java/io/legado/app/utils/ContextExtensions.kt b/app/src/main/java/io/legado/app/utils/ContextExtensions.kt
index 94eb8a122..50f9475a1 100644
--- a/app/src/main/java/io/legado/app/utils/ContextExtensions.kt
+++ b/app/src/main/java/io/legado/app/utils/ContextExtensions.kt
@@ -57,3 +57,8 @@ fun Context.getStatusBarHeight(): Int {
     val resourceId = resources.getIdentifier("status_bar_height", "dimen", "android")
     return resources.getDimensionPixelSize(resourceId)
 }
+
+fun Context.getNavigationBarHeight(): Int {
+    val resourceId = resources.getIdentifier("navigation_bar_height", "dimen", "android")
+    return resources.getDimensionPixelSize(resourceId)
+}