diff --git a/example/src/main/res/layout/activity_main.xml b/example/src/main/res/layout/activity_main.xml
index beb7ce1..7f8bbdf 100644
--- a/example/src/main/res/layout/activity_main.xml
+++ b/example/src/main/res/layout/activity_main.xml
@@ -2,7 +2,6 @@
 <android.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"
   android:layout_height="match_parent"
   >
diff --git a/example/src/main/res/layout/layout_list_item.xml b/example/src/main/res/layout/layout_list_item.xml
index ac4c13a..2ce929e 100644
--- a/example/src/main/res/layout/layout_list_item.xml
+++ b/example/src/main/res/layout/layout_list_item.xml
@@ -2,7 +2,6 @@
 <android.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"
   android:layout_height="wrap_content"
   >
@@ -29,7 +28,6 @@
     android:layout_marginBottom="8dp"
     android:layout_marginEnd="8dp"
     android:layout_marginStart="8dp"
-    android:text="title"
     app:layout_constraintBottom_toBottomOf="parent"
     app:layout_constraintEnd_toEndOf="parent"
     app:layout_constraintStart_toStartOf="parent"