diff --git a/app/src/main/res/layout/item_toc_regex.xml b/app/src/main/res/layout/item_toc_regex.xml
index 782c7092b..7bd50acd7 100644
--- a/app/src/main/res/layout/item_toc_regex.xml
+++ b/app/src/main/res/layout/item_toc_regex.xml
@@ -1,11 +1,11 @@
 <?xml version="1.0" encoding="utf-8"?>
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-        xmlns:tools="http://schemas.android.com/tools"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:gravity="center_vertical"
-        android:orientation="vertical"
-        android:padding="16dp">
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:padding="16dp"
+    android:gravity="center_vertical"
+    android:orientation="vertical">
 
     <LinearLayout
         android:layout_width="match_parent"