diff --git a/app/build.gradle b/app/build.gradle
index beb8113..f620b31 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -1,4 +1,5 @@
 apply plugin: 'com.android.application'
+apply plugin: 'com.github.axet.dxplugin'
 
 android {
     compileSdkVersion 25
@@ -52,5 +53,6 @@ android {
 
 dependencies {
     testImplementation 'junit:junit:4.12'
-    implementation 'com.github.axet:android-audio-library:1.0.149' // implementation project(':android-audio-library')
+    implementation 'com.github.axet:android-audio-library:1.0.150' // implementation project(':android-audio-library')
+    assets('com.google.android.exoplayer:exoplayer:2.7.3') { exclude group: 'com.android.support' }
 }
diff --git a/build.gradle b/build.gradle
index c53bd54..3251deb 100644
--- a/build.gradle
+++ b/build.gradle
@@ -6,6 +6,7 @@ buildscript {
     }
     dependencies {
         classpath 'com.android.tools.build:gradle:3.3.2'
+        classpath 'com.github.axet:gradle-android-dx:0.0.4'
     }
 }