diff --git a/app/src/main/res/layout-land/activity_notification_filter.xml b/app/src/main/res/layout-land/activity_notification_filter.xml
index 8c65b1efa..44e3e9ee2 100644
--- a/app/src/main/res/layout-land/activity_notification_filter.xml
+++ b/app/src/main/res/layout-land/activity_notification_filter.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
@@ -93,4 +93,4 @@
         android:layout_height="wrap_content"
         android:orientation="vertical"
         app:layout_constraintGuide_percent="0.5" />
-</android.support.constraint.ConstraintLayout>
\ No newline at end of file
+</androidx.support.constraint.ConstraintLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_notification_filter.xml b/app/src/main/res/layout/activity_notification_filter.xml
index 9200b0595..1fde27508 100644
--- a/app/src/main/res/layout/activity_notification_filter.xml
+++ b/app/src/main/res/layout/activity_notification_filter.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
@@ -83,4 +83,4 @@
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent" />
-</android.support.constraint.ConstraintLayout>
\ No newline at end of file
+</androidx.constraintlayout.widget.ConstraintLayout>
\ No newline at end of file