diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 6ec0841..11e6b47 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
     package="org.y20k.trackbook">
 
     <!-- EXCLUDE NON-GPS DEVICES -->
@@ -23,7 +24,8 @@
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
         android:supportsRtl="true"
-        android:theme="@style/TrackbookAppTheme">
+        android:theme="@style/TrackbookAppTheme"
+        tools:ignore="GoogleAppIndexingWarning">
 
         <!-- MAIN ACTIVITY -->
         <activity
@@ -42,6 +44,7 @@
         <!-- TRACKER SERVICE -->
         <service
             android:name=".TrackerService"
+            android:foregroundServiceType="location"
             android:exported="false">
             <intent-filter>
                 <action android:name="org.y20k.trackbook.action.START" />
diff --git a/app/src/main/java/org/y20k/trackbook/TrackerService.java b/app/src/main/java/org/y20k/trackbook/TrackerService.java
index 6e16866..121685a 100755
--- a/app/src/main/java/org/y20k/trackbook/TrackerService.java
+++ b/app/src/main/java/org/y20k/trackbook/TrackerService.java
@@ -39,6 +39,9 @@ import android.os.IBinder;
 import android.preference.PreferenceManager;
 import android.widget.Toast;
 
+import androidx.core.app.NotificationCompat;
+import androidx.localbroadcastmanager.content.LocalBroadcastManager;
+
 import org.y20k.trackbook.core.Track;
 import org.y20k.trackbook.helpers.LocationHelper;
 import org.y20k.trackbook.helpers.LogHelper;
@@ -48,9 +51,6 @@ import org.y20k.trackbook.helpers.TrackbookKeys;
 
 import java.util.List;
 
-import androidx.core.app.NotificationCompat;
-import androidx.localbroadcastmanager.content.LocalBroadcastManager;
-
 import static android.hardware.Sensor.TYPE_STEP_COUNTER;
 
 
@@ -414,7 +414,7 @@ public class TrackerService extends Service implements TrackbookKeys, SensorEven
             float averageSpeed = 0f;
 
             // compute average speed if new location came from network provider
-            if (trackSize > 1 && mCurrentBestLocation.getProvider().equals(LocationManager.NETWORK_PROVIDER)) {
+            if (trackSize > 1 && LocationManager.NETWORK_PROVIDER.equals(mCurrentBestLocation.getProvider())) {
                 Location firstWayPoint = mTrack.getWayPointLocation(0);
                 float distance = firstWayPoint.distanceTo(previousLocation);
                 long timeDifference = previousLocation.getElapsedRealtimeNanos() - firstWayPoint.getElapsedRealtimeNanos();
diff --git a/build.gradle b/build.gradle
index 36428b1..0cbbd32 100644
--- a/build.gradle
+++ b/build.gradle
@@ -8,7 +8,7 @@ buildscript {
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.4.2'
+        classpath 'com.android.tools.build:gradle:3.5.0'
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
     }
@@ -27,8 +27,8 @@ allprojects {
         versionCode = 37
         versionName = '1.2.3'
 
-        compileSdkVersion = 28
-        targetSdkVersion = 27
+        compileSdkVersion = 29
+        targetSdkVersion = 29
         minSdkVersion = 22
 
         constraintlayoutVersion = '1.1.3'
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index e7fef96..ba57b94 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Wed Apr 24 13:40:20 CEST 2019
+#Mon Sep 09 18:28:26 CEST 2019
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.1.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-5.4.1-all.zip