diff --git a/app/src/main/java/io/legado/app/ui/association/ImportBookSourceDialog.kt b/app/src/main/java/io/legado/app/ui/association/ImportBookSourceDialog.kt
index 9baf473a9..17fd056ee 100644
--- a/app/src/main/java/io/legado/app/ui/association/ImportBookSourceDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/association/ImportBookSourceDialog.kt
@@ -21,7 +21,6 @@ import io.legado.app.lib.dialogs.noButton
 import io.legado.app.lib.dialogs.okButton
 import io.legado.app.ui.widget.text.AutoCompleteTextView
 import io.legado.app.utils.applyTint
-import io.legado.app.utils.getSize
 import io.legado.app.utils.getViewModelOfActivity
 import io.legado.app.utils.visible
 import kotlinx.android.synthetic.main.dialog_edit_text.view.*
@@ -40,9 +39,8 @@ class ImportBookSourceDialog : BaseDialogFragment(), Toolbar.OnMenuItemClickList
 
     override fun onStart() {
         super.onStart()
-        val dm = requireActivity().getSize()
         dialog?.window?.setLayout(
-            (dm.widthPixels * 0.9).toInt(),
+            ViewGroup.LayoutParams.MATCH_PARENT,
             ViewGroup.LayoutParams.WRAP_CONTENT
         )
     }
diff --git a/app/src/main/java/io/legado/app/ui/association/ImportRssSourceDialog.kt b/app/src/main/java/io/legado/app/ui/association/ImportRssSourceDialog.kt
index 217d1521b..d3aab6465 100644
--- a/app/src/main/java/io/legado/app/ui/association/ImportRssSourceDialog.kt
+++ b/app/src/main/java/io/legado/app/ui/association/ImportRssSourceDialog.kt
@@ -14,7 +14,6 @@ import io.legado.app.base.BaseDialogFragment
 import io.legado.app.base.adapter.ItemViewHolder
 import io.legado.app.base.adapter.SimpleRecyclerAdapter
 import io.legado.app.data.entities.RssSource
-import io.legado.app.utils.getSize
 import io.legado.app.utils.getViewModelOfActivity
 import io.legado.app.utils.visible
 import kotlinx.android.synthetic.main.dialog_recycler_view.*
@@ -33,9 +32,8 @@ class ImportRssSourcesDialog : BaseDialogFragment(), Toolbar.OnMenuItemClickList
 
     override fun onStart() {
         super.onStart()
-        val dm = requireActivity().getSize()
         dialog?.window?.setLayout(
-            (dm.widthPixels * 0.9).toInt(),
+            ViewGroup.LayoutParams.MATCH_PARENT,
             ViewGroup.LayoutParams.WRAP_CONTENT
         )
     }