diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index cabef3c..b9fd3cc 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -1,6 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
@@ -22,36 +21,31 @@
             android:id="@+id/music"
             android:layout_width="56dp"
             android:layout_height="56dp"
-            android:scaleType="centerInside"
-            app:srcCompat="@drawable/ic_music_enabled" />
+            android:scaleType="centerInside" />
 
         <ImageView
             android:id="@+id/sound"
             android:layout_width="56dp"
             android:layout_height="56dp"
-            android:scaleType="centerInside"
-            app:srcCompat="@drawable/ic_sound_enabled" />
+            android:scaleType="centerInside" />
 
         <ImageView
             android:id="@+id/achievements"
             android:layout_width="56dp"
             android:layout_height="56dp"
-            android:scaleType="centerInside"
-            app:srcCompat="@drawable/ic_achievements" />
+            android:scaleType="centerInside" />
 
         <ImageView
             android:id="@+id/rank"
             android:layout_width="56dp"
             android:layout_height="56dp"
-            android:scaleType="centerInside"
-            app:srcCompat="@drawable/ic_rank" />
+            android:scaleType="centerInside" />
 
         <ImageView
             android:id="@+id/about"
             android:layout_width="56dp"
             android:layout_height="56dp"
-            android:scaleType="centerInside"
-            app:srcCompat="@drawable/ic_info" />
+            android:scaleType="centerInside" />
 
     </LinearLayout>
 
@@ -67,15 +61,13 @@
             android:id="@+id/stop"
             android:layout_width="56dp"
             android:layout_height="56dp"
-            android:scaleType="centerInside"
-            app:srcCompat="@drawable/ic_stop" />
+            android:scaleType="centerInside" />
 
         <ImageView
             android:id="@+id/pause"
             android:layout_width="56dp"
             android:layout_height="56dp"
-            android:scaleType="centerInside"
-            app:srcCompat="@drawable/ic_pause" />
+            android:scaleType="centerInside" />
 
     </LinearLayout>