diff --git a/.travis.yml b/.travis.yml
index 549db8b..cb9df09 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,6 +5,7 @@ git:
 before_script:
   - echo sdk.dir $ANDROID_HOME > local.properties
 script:
+  - jdk_switcher use oraclejdk8
   - export TERM=dumb
   - export JAVA_OPTS="-XX:MaxPermSize=1024m -XX:+CMSClassUnloadingEnabled -XX:+HeapDumpOnOutOfMemoryError -Xmx2048m"
   - ./gradlew build
@@ -12,8 +13,8 @@ android:
   components:
   - platform-tools
   - tools
-  - build-tools-23.0.2
-  - android-23
+  - build-tools-25.0.2
+  - android-25
   - extra-android-m2repository
 before_cache:
   - rm -f $HOME/.gradle/caches/modules-2/modules-2.lock
diff --git a/build.gradle b/build.gradle
index 9f57399..7349383 100644
--- a/build.gradle
+++ b/build.gradle
@@ -16,10 +16,10 @@
 
 buildscript {
     repositories {
-        mavenCentral()
+        jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:1.5.0'
+        classpath 'com.android.tools.build:gradle:2.3.1'
     }
 }
 
@@ -42,10 +42,7 @@ String getMyVersionName() {
 
 int getMyVersionCode() {
     def stdout = new ByteArrayOutputStream()
-    exec {
-        commandLine 'git', 'rev-list', '--count', "HEAD"
-        standardOutput = stdout
-    }
+    exec { commandLine 'git', 'rev-list', '--count', "HEAD"; standardOutput = stdout }
     return Integer.parseInt(stdout.toString().trim())
 }
 
@@ -54,14 +51,14 @@ repositories {
 }
 
 dependencies {
-    compile 'org.microg:unifiednlp-api:1.5.3'
+    compile 'org.microg:unifiednlp-api:1.5.6'
     compile 'com.squareup.wire:wire-runtime:1.5.0'
     compile 'org.osmdroid:osmdroid-android:5.1'
 }
 
 android {
-    compileSdkVersion 23
-    buildToolsVersion "23.0.2"
+    compileSdkVersion 25
+    buildToolsVersion "25.0.2"
 
     defaultConfig {
         versionName getMyVersionName()
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index c48106c..0c44112 100755
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -14,9 +14,9 @@
 # limitations under the License.
 #
 
-#Wed Jan 14 11:55:04 CET 2015
+#Sat Apr 22 15:09:21 CEST 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.2.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-3.3-all.zip
diff --git a/src/main/AndroidManifest.xml b/src/main/AndroidManifest.xml
index e6905b6..ba30f12 100644
--- a/src/main/AndroidManifest.xml
+++ b/src/main/AndroidManifest.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!--
-  ~ Copyright 2013-2016 microG Project Team
+  ~ Copyright (C) 2013-2017 microG Project Team
   ~
   ~ Licensed under the Apache License, Version 2.0 (the "License");
   ~ you may not use this file except in compliance with the License.
diff --git a/src/main/java/org/microg/nlp/backend/apple/BackendService.java b/src/main/java/org/microg/nlp/backend/apple/BackendService.java
index db3943a..f007128 100644
--- a/src/main/java/org/microg/nlp/backend/apple/BackendService.java
+++ b/src/main/java/org/microg/nlp/backend/apple/BackendService.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2016 microG Project Team
+ * Copyright (C) 2013-2017 microG Project Team
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/src/main/java/org/microg/nlp/backend/apple/LocationRetriever.java b/src/main/java/org/microg/nlp/backend/apple/LocationRetriever.java
index 14481a6..53aa8f6 100644
--- a/src/main/java/org/microg/nlp/backend/apple/LocationRetriever.java
+++ b/src/main/java/org/microg/nlp/backend/apple/LocationRetriever.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2016 microG Project Team
+ * Copyright (C) 2013-2017 microG Project Team
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/src/main/java/org/microg/nlp/backend/apple/PregrabActivity.java b/src/main/java/org/microg/nlp/backend/apple/PregrabActivity.java
index be785ac..6882248 100644
--- a/src/main/java/org/microg/nlp/backend/apple/PregrabActivity.java
+++ b/src/main/java/org/microg/nlp/backend/apple/PregrabActivity.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2016 microG Project Team
+ * Copyright (C) 2013-2017 microG Project Team
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/src/main/java/org/microg/nlp/backend/apple/Request.java b/src/main/java/org/microg/nlp/backend/apple/Request.java
index e8de64a..34959dc 100644
--- a/src/main/java/org/microg/nlp/backend/apple/Request.java
+++ b/src/main/java/org/microg/nlp/backend/apple/Request.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2016 microG Project Team
+ * Copyright (C) 2013-2017 microG Project Team
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/src/main/java/org/microg/nlp/backend/apple/Response.java b/src/main/java/org/microg/nlp/backend/apple/Response.java
index 42f1de7..7736d7a 100644
--- a/src/main/java/org/microg/nlp/backend/apple/Response.java
+++ b/src/main/java/org/microg/nlp/backend/apple/Response.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2016 microG Project Team
+ * Copyright (C) 2013-2017 microG Project Team
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/src/main/java/org/microg/nlp/backend/apple/VerifyingWifiLocationCalculator.java b/src/main/java/org/microg/nlp/backend/apple/VerifyingWifiLocationCalculator.java
index c88f224..9b6145a 100644
--- a/src/main/java/org/microg/nlp/backend/apple/VerifyingWifiLocationCalculator.java
+++ b/src/main/java/org/microg/nlp/backend/apple/VerifyingWifiLocationCalculator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2016 microG Project Team
+ * Copyright (C) 2013-2017 microG Project Team
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/src/main/java/org/microg/nlp/backend/apple/WifiLocationDatabase.java b/src/main/java/org/microg/nlp/backend/apple/WifiLocationDatabase.java
index c2bfa32..0a91438 100644
--- a/src/main/java/org/microg/nlp/backend/apple/WifiLocationDatabase.java
+++ b/src/main/java/org/microg/nlp/backend/apple/WifiLocationDatabase.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2013-2016 microG Project Team
+ * Copyright (C) 2013-2017 microG Project Team
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
diff --git a/src/main/res/layout/pregrab.xml b/src/main/res/layout/pregrab.xml
index 655a9b4..038d2d7 100644
--- a/src/main/res/layout/pregrab.xml
+++ b/src/main/res/layout/pregrab.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 
 <!--
-  ~ Copyright 2013-2016 microG Project Team
+  ~ Copyright (C) 2013-2017 microG Project Team
   ~
   ~ Licensed under the Apache License, Version 2.0 (the "License");
   ~ you may not use this file except in compliance with the License.
diff --git a/src/main/res/values-sr/strings.xml b/src/main/res/values-sr/strings.xml
index e3768bf..4296c69 100644
--- a/src/main/res/values-sr/strings.xml
+++ b/src/main/res/values-sr/strings.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!--
-  ~ Copyright 2013-2016 microG Project Team
+  ~ Copyright (C) 2013-2017 microG Project Team
   ~
   ~ Licensed under the Apache License, Version 2.0 (the "License");
   ~ you may not use this file except in compliance with the License.
diff --git a/src/main/res/values/strings.xml b/src/main/res/values/strings.xml
index f40e565..234ee71 100644
--- a/src/main/res/values/strings.xml
+++ b/src/main/res/values/strings.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!--
-  ~ Copyright 2013-2016 microG Project Team
+  ~ Copyright (C) 2013-2017 microG Project Team
   ~
   ~ Licensed under the Apache License, Version 2.0 (the "License");
   ~ you may not use this file except in compliance with the License.