diff --git a/app/build.gradle b/app/build.gradle
index a5defeb..46d2c8e 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -54,5 +54,5 @@ android {
 
 dependencies {
     testImplementation 'junit:junit:4.12'
-    implementation 'com.github.axet:android-audio-library:1.0.97' // implementation project(':android-audio-library')
+    implementation 'com.github.axet:android-audio-library:1.0.98' // implementation project(':android-audio-library')
 }
diff --git a/build.gradle b/build.gradle
index d2a26a2..ee6e1ca 100644
--- a/build.gradle
+++ b/build.gradle
@@ -6,7 +6,7 @@ buildscript {
         google()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.1.0'
+        classpath 'com.android.tools.build:gradle:3.1.1'
     }
 }