diff --git a/app/src/main/java/de/rochefort/childmonitor/AudioCodecDefines.java b/app/src/main/java/de/rochefort/childmonitor/AudioCodecDefines.java
index 6474897..fc801f2 100644
--- a/app/src/main/java/de/rochefort/childmonitor/AudioCodecDefines.java
+++ b/app/src/main/java/de/rochefort/childmonitor/AudioCodecDefines.java
@@ -1,4 +1,4 @@
-/**
+/*
  * This file is part of Child Monitor.
  *
  * Child Monitor is free software: you can redistribute it and/or modify
diff --git a/app/src/main/java/de/rochefort/childmonitor/DiscoverActivity.java b/app/src/main/java/de/rochefort/childmonitor/DiscoverActivity.java
index ba78aee..90b5830 100644
--- a/app/src/main/java/de/rochefort/childmonitor/DiscoverActivity.java
+++ b/app/src/main/java/de/rochefort/childmonitor/DiscoverActivity.java
@@ -1,4 +1,4 @@
-/**
+/*
  * This file is part of Child Monitor.
  *
  * Child Monitor is free software: you can redistribute it and/or modify
diff --git a/app/src/main/java/de/rochefort/childmonitor/MonitorActivity.java b/app/src/main/java/de/rochefort/childmonitor/MonitorActivity.java
index 53d5067..df92769 100644
--- a/app/src/main/java/de/rochefort/childmonitor/MonitorActivity.java
+++ b/app/src/main/java/de/rochefort/childmonitor/MonitorActivity.java
@@ -1,4 +1,4 @@
-/**
+/*
  * This file is part of Child Monitor.
  *
  * Child Monitor is free software: you can redistribute it and/or modify
diff --git a/app/src/main/java/de/rochefort/childmonitor/StartActivity.java b/app/src/main/java/de/rochefort/childmonitor/StartActivity.java
index 9b42af6..a889e68 100644
--- a/app/src/main/java/de/rochefort/childmonitor/StartActivity.java
+++ b/app/src/main/java/de/rochefort/childmonitor/StartActivity.java
@@ -1,4 +1,4 @@
-/**
+/*
  * This file is part of Child Monitor.
  *
  * Child Monitor is free software: you can redistribute it and/or modify
@@ -24,7 +24,6 @@ import android.os.Bundle;
 import android.support.v4.app.ActivityCompat;
 import android.support.v4.content.ContextCompat;
 import android.util.Log;
-import android.view.View;
 import android.widget.Button;
 
 public class StartActivity extends Activity {
diff --git a/app/src/main/java/de/rochefort/childmonitor/VolumeView.java b/app/src/main/java/de/rochefort/childmonitor/VolumeView.java
index 641147c..921f24e 100644
--- a/app/src/main/java/de/rochefort/childmonitor/VolumeView.java
+++ b/app/src/main/java/de/rochefort/childmonitor/VolumeView.java
@@ -1,4 +1,4 @@
-/**
+/*
  * This file is part of Child Monitor.
  *
  * Child Monitor is free software: you can redistribute it and/or modify